{
  "x402Version": 2,
  "id": 38182,
  "slug": "38182",
  "resource": "https://api.tradebot.devs.surf/v1/market-data-attestation",
  "description": "Crypto Market Data Integrity Attestation for agents and trading systems. Validate caller-supplied crypto market observations for causal timing, freshness, gaps, sequencing, identity consistency, and cryptographic record hashes. Returns deterministic PASS/FAIL, safe_to_use, named checks, and attestation identity. Use before analytics, research, or trading workflows. No market data acquisition or redistribution; no trade recommendation.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x1bdd0cf6c2457765afeb717bc1e5d74b27d45a0f",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "10000",
      "amountUsd": 0.01,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": false,
        "properties": {
          "attestation_id": {
            "description": "Deterministic identity derived from the method version and the observation and policy hashes; independent of wall clock.",
            "pattern": "^mda1_[0-9a-f]{64}$",
            "type": "string"
          },
          "attested_at_ms": {
            "maximum": 9223372036854776000,
            "minimum": 0,
            "type": "integer"
          },
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            "items": {
              "additionalProperties": false,
              "properties": {
                "check": {
                  "minLength": 1,
                  "type": "string"
                },
                "evidence": {
                  "additionalProperties": {
                    "type": [
                      "boolean",
                      "integer",
                      "null",
                      "string"
                    ]
                  },
                  "type": "object"
                },
                "status": {
                  "enum": [
                    "PASS",
                    "FAIL"
                  ],
                  "type": "string"
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              },
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            "minItems": 14,
            "type": "array"
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            "minLength": 1,
            "type": "string"
          },
          "disclaimer": {
            "const": "Integrity validation of caller-supplied observations only; no market data is acquired or redistributed, and no ownership, licensing, investment, or trading determination is made.",
            "type": "string"
          },
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              "minLength": 1,
              "type": "string"
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            "type": "array",
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            "minimum": 0,
            "type": "integer"
          },
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            "maximum": 9223372036854776000,
            "minimum": 0,
            "type": "integer"
          },
          "latest_received_time_ms": {
            "maximum": 9223372036854776000,
            "minimum": 0,
            "type": "integer"
          },
          "method_version": {
            "const": "market-data-integrity-attestation-v1.0.0",
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            "minimum": 1,
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          "observations_sha256": {
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            "type": "string"
          },
          "policy_sha256": {
            "pattern": "^[0-9a-f]{64}$",
            "type": "string"
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            "const": "market-data-attestation-request-v1",
            "type": "string"
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          "source_label": {
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            "minLength": 1,
            "type": "string"
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            "enum": [
              "PASS",
              "FAIL"
            ],
            "type": "string"
          }
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          "attestation_id",
          "attested_at_ms",
          "dataset_id",
          "source_label",
          "verdict",
          "safe_to_use",
          "observation_count",
          "first_event_time_ms",
          "last_event_time_ms",
          "latest_received_time_ms",
          "observations_sha256",
          "policy_sha256",
          "checks",
          "failed_checks",
          "method_version",
          "disclaimer"
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        "type": "object"
      },
      "type": {
        "type": "string"
      }
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    "required": [
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    "type": "object"
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                "event_time_ms": 2000000097000,
                "identity": "instrument-A",
                "payload_sha256": "5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9",
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                "identity": "instrument-A",
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                "sequence": 2
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              "max_age_ms": 2000,
              "max_receive_lag_ms": 500,
              "require_identity_consistency": true,
              "require_sequence": true
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            "source_label": "caller-observer-A"
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          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
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            "attested_at_ms": 2000000100000,
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                "check": "schema_and_count_bounds",
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                  "minimum": 1,
                  "observation_count": 3,
                  "timestamps_are_bounded_integers": true
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                "status": "PASS"
              },
              {
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                  "violations": 0
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                "status": "PASS"
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              {
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                "evidence": {
                  "allowed_future_clock_skew_ms": 1000,
                  "evaluation_time_ms": 2000000100000,
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                  "violations": 0
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                "status": "PASS"
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                "evidence": {
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                  "maximum_observed_receive_lag_ms": 100,
                  "violations": 0
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                "status": "PASS"
              },
              {
                "check": "raw_observation_order",
                "evidence": {
                  "event_times_monotonic": true,
                  "input_was_sorted": false,
                  "received_times_monotonic": true
                },
                "status": "PASS"
              },
              {
                "check": "unique_event_timestamps",
                "evidence": {
                  "duplicate_count": 0
                },
                "status": "PASS"
              },
              {
                "check": "unique_sequence_numbers",
                "evidence": {
                  "duplicate_count": 0,
                  "present_count": 3
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                "status": "PASS"
              },
              {
                "check": "sequence_presence",
                "evidence": {
                  "mixed_presence_allowed": false,
                  "observation_count": 3,
                  "present_count": 3,
                  "required": true
                },
                "status": "PASS"
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              {
                "check": "strict_sequence_order",
                "evidence": {
                  "applicable": true,
                  "strictly_increasing": true
                },
                "status": "PASS"
              },
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                "check": "identity_consistency",
                "evidence": {
                  "distinct_present_count": 1,
                  "present_count": 3,
                  "required": true
                },
                "status": "PASS"
              },
              {
                "check": "payload_hash_presence",
                "evidence": {
                  "mixed_presence_allowed": false,
                  "observation_count": 3,
                  "present_count": 3,
                  "syntax_schema_validated": true
                },
                "status": "PASS"
              },
              {
                "check": "latest_observation_freshness",
                "evidence": {
                  "age_ms": 900,
                  "evaluation_time_ms": 2000000100000,
                  "latest_received_time_ms": 2000000099100,
                  "maximum_age_ms": 2000
                },
                "status": "PASS"
              },
              {
                "check": "expected_event_interval",
                "evidence": {
                  "comparison_count": 2,
                  "configured": true,
                  "expected_interval_ms": 1000,
                  "maximum_allowed_delta_ms": 1000,
                  "maximum_observed_delta_ms": 1000,
                  "minimum_allowed_delta_ms": 1000,
                  "minimum_observed_delta_ms": 1000,
                  "tolerance_ms": 0
                },
                "status": "PASS"
              },
              {
                "check": "evidence_time_bounds",
                "evidence": {
                  "evaluation_time_ms": 2000000100000,
                  "first_event_time_ms": 2000000097000,
                  "last_event_time_ms": 2000000099000,
                  "latest_received_time_ms": 2000000099100
                },
                "status": "PASS"
              }
            ],
            "dataset_id": "decision-input-17",
            "disclaimer": "Integrity validation of caller-supplied observations only; no market data is acquired or redistributed, and no ownership, licensing, investment, or trading determination is made.",
            "failed_checks": [],
            "first_event_time_ms": 2000000097000,
            "last_event_time_ms": 2000000099000,
            "latest_received_time_ms": 2000000099100,
            "method_version": "market-data-integrity-attestation-v1.0.0",
            "observation_count": 3,
            "observations_sha256": "22da57641145c6e1d090e9e16d4a698c5f4ce3b2b8d061cd24b84430d0f9cc71",
            "policy_sha256": "05f284d3b67ab3a6b9bc8369d13c6b74743a7a66682a517cc79d754cf35b60b6",
            "safe_to_use": true,
            "schema_version": "market-data-attestation-request-v1",
            "source_label": "caller-observer-A",
            "verdict": "PASS"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "additionalProperties": false,
                "properties": {
                  "dataset_id": {
                    "maxLength": 128,
                    "minLength": 1,
                    "title": "Dataset Id",
                    "type": "string"
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                  "observations": {
                    "items": {
                      "additionalProperties": false,
                      "properties": {
                        "event_time_ms": {
                          "maximum": 9223372036854776000,
                          "minimum": 0,
                          "title": "Event Time Ms",
                          "type": "integer"
                        },
                        "identity": {
                          "anyOf": [
                            {
                              "maxLength": 256,
                              "minLength": 1,
                              "type": "string"
                            },
                            {
                              "type": "null"
                            }
                          ],
                          "default": null,
                          "title": "Identity"
                        },
                        "payload_sha256": {
                          "anyOf": [
                            {
                              "pattern": "^[0-9a-f]{64}$",
                              "type": "string"
                            },
                            {
                              "type": "null"
                            }
                          ],
                          "default": null,
                          "title": "Payload Sha256"
                        },
                        "received_time_ms": {
                          "maximum": 9223372036854776000,
                          "minimum": 0,
                          "title": "Received Time Ms",
                          "type": "integer"
                        },
                        "sequence": {
                          "anyOf": [
                            {
                              "maximum": 9223372036854776000,
                              "minimum": 0,
                              "type": "integer"
                            },
                            {
                              "type": "null"
                            }
                          ],
                          "default": null,
                          "title": "Sequence"
                        }
                      },
                      "required": [
                        "event_time_ms",
                        "received_time_ms"
                      ],
                      "title": "Observation",
                      "type": "object"
                    },
                    "maxItems": 512,
                    "minItems": 1,
                    "title": "Observations",
                    "type": "array"
                  },
                  "policy": {
                    "additionalProperties": false,
                    "properties": {
                      "allowed_future_clock_skew_ms": {
                        "maximum": 86400000,
                        "minimum": 0,
                        "title": "Allowed Future Clock Skew Ms",
                        "type": "integer"
                      },
                      "expected_interval_ms": {
                        "anyOf": [
                          {
                            "maximum": 2678400000,
                            "minimum": 1,
                            "type": "integer"
                          },
                          {
                            "type": "null"
                          }
                        ],
                        "default": null,
                        "title": "Expected Interval Ms"
                      },
                      "interval_tolerance_ms": {
                        "anyOf": [
                          {
                            "maximum": 2678400000,
                            "minimum": 0,
                            "type": "integer"
                          },
                          {
                            "type": "null"
                          }
                        ],
                        "default": null,
                        "title": "Interval Tolerance Ms"
                      },
                      "max_age_ms": {
                        "maximum": 2678400000,
                        "minimum": 0,
                        "title": "Max Age Ms",
                        "type": "integer"
                      },
                      "max_receive_lag_ms": {
                        "maximum": 2678400000,
                        "minimum": 0,
                        "title": "Max Receive Lag Ms",
                        "type": "integer"
                      },
                      "require_identity_consistency": {
                        "title": "Require Identity Consistency",
                        "type": "boolean"
                      },
                      "require_sequence": {
                        "title": "Require Sequence",
                        "type": "boolean"
                      }
                    },
                    "required": [
                      "max_age_ms",
                      "max_receive_lag_ms",
                      "require_sequence",
                      "require_identity_consistency",
                      "allowed_future_clock_skew_ms"
                    ],
                    "title": "AttestationPolicy",
                    "type": "object"
                  },
                  "source_label": {
                    "maxLength": 128,
                    "minLength": 1,
                    "title": "Source Label",
                    "type": "string"
                  }
                },
                "required": [
                  "dataset_id",
                  "source_label",
                  "observations",
                  "policy"
                ],
                "title": "MarketDataAttestationRequest",
                "type": "object"
              },
              "bodyType": {
                "enum": [
                  "json",
                  "form-data",
                  "text"
                ],
                "type": "string"
              },
              "method": {
                "enum": [
                  "POST",
                  "PUT",
                  "PATCH"
                ],
                "type": "string"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method",
              "bodyType",
              "body"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "$schema": "https://json-schema.org/draft/2020-12/schema",
                "additionalProperties": false,
                "properties": {
                  "attestation_id": {
                    "description": "Deterministic identity derived from the method version and the observation and policy hashes; independent of wall clock.",
                    "pattern": "^mda1_[0-9a-f]{64}$",
                    "type": "string"
                  },
                  "attested_at_ms": {
                    "maximum": 9223372036854776000,
                    "minimum": 0,
                    "type": "integer"
                  },
                  "checks": {
                    "items": {
                      "additionalProperties": false,
                      "properties": {
                        "check": {
                          "minLength": 1,
                          "type": "string"
                        },
                        "evidence": {
                          "additionalProperties": {
                            "type": [
                              "boolean",
                              "integer",
                              "null",
                              "string"
                            ]
                          },
                          "type": "object"
                        },
                        "status": {
                          "enum": [
                            "PASS",
                            "FAIL"
                          ],
                          "type": "string"
                        }
                      },
                      "required": [
                        "check",
                        "status",
                        "evidence"
                      ],
                      "type": "object"
                    },
                    "maxItems": 14,
                    "minItems": 14,
                    "type": "array"
                  },
                  "dataset_id": {
                    "maxLength": 128,
                    "minLength": 1,
                    "type": "string"
                  },
                  "disclaimer": {
                    "const": "Integrity validation of caller-supplied observations only; no market data is acquired or redistributed, and no ownership, licensing, investment, or trading determination is made.",
                    "type": "string"
                  },
                  "failed_checks": {
                    "items": {
                      "minLength": 1,
                      "type": "string"
                    },
                    "maxItems": 14,
                    "type": "array",
                    "uniqueItems": true
                  },
                  "first_event_time_ms": {
                    "maximum": 9223372036854776000,
                    "minimum": 0,
                    "type": "integer"
                  },
                  "last_event_time_ms": {
                    "maximum": 9223372036854776000,
                    "minimum": 0,
                    "type": "integer"
                  },
                  "latest_received_time_ms": {
                    "maximum": 9223372036854776000,
                    "minimum": 0,
                    "type": "integer"
                  },
                  "method_version": {
                    "const": "market-data-integrity-attestation-v1.0.0",
                    "type": "string"
                  },
                  "observation_count": {
                    "maximum": 512,
                    "minimum": 1,
                    "type": "integer"
                  },
                  "observations_sha256": {
                    "pattern": "^[0-9a-f]{64}$",
                    "type": "string"
                  },
                  "policy_sha256": {
                    "pattern": "^[0-9a-f]{64}$",
                    "type": "string"
                  },
                  "safe_to_use": {
                    "type": "boolean"
                  },
                  "schema_version": {
                    "const": "market-data-attestation-request-v1",
                    "type": "string"
                  },
                  "source_label": {
                    "maxLength": 128,
                    "minLength": 1,
                    "type": "string"
                  },
                  "verdict": {
                    "enum": [
                      "PASS",
                      "FAIL"
                    ],
                    "type": "string"
                  }
                },
                "required": [
                  "schema_version",
                  "attestation_id",
                  "attested_at_ms",
                  "dataset_id",
                  "source_label",
                  "verdict",
                  "safe_to_use",
                  "observation_count",
                  "first_event_time_ms",
                  "last_event_time_ms",
                  "latest_received_time_ms",
                  "observations_sha256",
                  "policy_sha256",
                  "checks",
                  "failed_checks",
                  "method_version",
                  "disclaimer"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "market-data",
    "data-quality",
    "attestation",
    "provenance",
    "trading-agents",
    "bazaar"
  ],
  "sourceHost": "api.tradebot.devs.surf",
  "lastUpdated": "2026-09-29T19:33:02.019Z",
  "quality": {
    "calls30d": 2,
    "uniquePayers30d": 2,
    "lastCalledAt": "2026-09-29T19:33:01.412Z"
  },
  "metadata": {
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "dataset_id": "decision-input-17",
              "observations": [
                {
                  "event_time_ms": 2000000097000,
                  "identity": "instrument-A",
                  "payload_sha256": "5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9",
                  "received_time_ms": 2000000097100,
                  "sequence": 1
                },
                {
                  "event_time_ms": 2000000098000,
                  "identity": "instrument-A",
                  "payload_sha256": "6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b",
                  "received_time_ms": 2000000098100,
                  "sequence": 2
                },
                {
                  "event_time_ms": 2000000099000,
                  "identity": "instrument-A",
                  "payload_sha256": "d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35",
                  "received_time_ms": 2000000099100,
                  "sequence": 3
                }
              ],
              "policy": {
                "allowed_future_clock_skew_ms": 1000,
                "expected_interval_ms": 1000,
                "interval_tolerance_ms": 0,
                "max_age_ms": 2000,
                "max_receive_lag_ms": 500,
                "require_identity_consistency": true,
                "require_sequence": true
              },
              "source_label": "caller-observer-A"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "attestation_id": "mda1_a4577ae9f3045428156e6523f910e91651fe463472a3cc2a603818cee12debc1",
              "attested_at_ms": 2000000100000,
              "checks": [
                {
                  "check": "schema_and_count_bounds",
                  "evidence": {
                    "maximum": 512,
                    "minimum": 1,
                    "observation_count": 3,
                    "timestamps_are_bounded_integers": true
                  },
                  "status": "PASS"
                },
                {
                  "check": "causal_event_receive_timing",
                  "evidence": {
                    "minimum_receive_lag_ms": 100,
                    "violations": 0
                  },
                  "status": "PASS"
                },
                {
                  "check": "received_time_not_materially_future",
                  "evidence": {
                    "allowed_future_clock_skew_ms": 1000,
                    "evaluation_time_ms": 2000000100000,
                    "maximum_received_time_ms": 2000000099100,
                    "violations": 0
                  },
                  "status": "PASS"
                },
                {
                  "check": "receive_lag_limit",
                  "evidence": {
                    "maximum_allowed_receive_lag_ms": 500,
                    "maximum_observed_receive_lag_ms": 100,
                    "violations": 0
                  },
                  "status": "PASS"
                },
                {
                  "check": "raw_observation_order",
                  "evidence": {
                    "event_times_monotonic": true,
                    "input_was_sorted": false,
                    "received_times_monotonic": true
                  },
                  "status": "PASS"
                },
                {
                  "check": "unique_event_timestamps",
                  "evidence": {
                    "duplicate_count": 0
                  },
                  "status": "PASS"
                },
                {
                  "check": "unique_sequence_numbers",
                  "evidence": {
                    "duplicate_count": 0,
                    "present_count": 3
                  },
                  "status": "PASS"
                },
                {
                  "check": "sequence_presence",
                  "evidence": {
                    "mixed_presence_allowed": false,
                    "observation_count": 3,
                    "present_count": 3,
                    "required": true
                  },
                  "status": "PASS"
                },
                {
                  "check": "strict_sequence_order",
                  "evidence": {
                    "applicable": true,
                    "strictly_increasing": true
                  },
                  "status": "PASS"
                },
                {
                  "check": "identity_consistency",
                  "evidence": {
                    "distinct_present_count": 1,
                    "present_count": 3,
                    "required": true
                  },
                  "status": "PASS"
                },
                {
                  "check": "payload_hash_presence",
                  "evidence": {
                    "mixed_presence_allowed": false,
                    "observation_count": 3,
                    "present_count": 3,
                    "syntax_schema_validated": true
                  },
                  "status": "PASS"
                },
                {
                  "check": "latest_observation_freshness",
                  "evidence": {
                    "age_ms": 900,
                    "evaluation_time_ms": 2000000100000,
                    "latest_received_time_ms": 2000000099100,
                    "maximum_age_ms": 2000
                  },
                  "status": "PASS"
                },
                {
                  "check": "expected_event_interval",
                  "evidence": {
                    "comparison_count": 2,
                    "configured": true,
                    "expected_interval_ms": 1000,
                    "maximum_allowed_delta_ms": 1000,
                    "maximum_observed_delta_ms": 1000,
                    "minimum_allowed_delta_ms": 1000,
                    "minimum_observed_delta_ms": 1000,
                    "tolerance_ms": 0
                  },
                  "status": "PASS"
                },
                {
                  "check": "evidence_time_bounds",
                  "evidence": {
                    "evaluation_time_ms": 2000000100000,
                    "first_event_time_ms": 2000000097000,
                    "last_event_time_ms": 2000000099000,
                    "latest_received_time_ms": 2000000099100
                  },
                  "status": "PASS"
                }
              ],
              "dataset_id": "decision-input-17",
              "disclaimer": "Integrity validation of caller-supplied observations only; no market data is acquired or redistributed, and no ownership, licensing, investment, or trading determination is made.",
              "failed_checks": [],
              "first_event_time_ms": 2000000097000,
              "last_event_time_ms": 2000000099000,
              "latest_received_time_ms": 2000000099100,
              "method_version": "market-data-integrity-attestation-v1.0.0",
              "observation_count": 3,
              "observations_sha256": "22da57641145c6e1d090e9e16d4a698c5f4ce3b2b8d061cd24b84430d0f9cc71",
              "policy_sha256": "05f284d3b67ab3a6b9bc8369d13c6b74743a7a66682a517cc79d754cf35b60b6",
              "safe_to_use": true,
              "schema_version": "market-data-attestation-request-v1",
              "source_label": "caller-observer-A",
              "verdict": "PASS"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "dataset_id": {
                      "maxLength": 128,
                      "minLength": 1,
                      "title": "Dataset Id",
                      "type": "string"
                    },
                    "observations": {
                      "items": {
                        "additionalProperties": false,
                        "properties": {
                          "event_time_ms": {
                            "maximum": 9223372036854776000,
                            "minimum": 0,
                            "title": "Event Time Ms",
                            "type": "integer"
                          },
                          "identity": {
                            "anyOf": [
                              {
                                "maxLength": 256,
                                "minLength": 1,
                                "type": "string"
                              },
                              {
                                "type": "null"
                              }
                            ],
                            "default": null,
                            "title": "Identity"
                          },
                          "payload_sha256": {
                            "anyOf": [
                              {
                                "pattern": "^[0-9a-f]{64}$",
                                "type": "string"
                              },
                              {
                                "type": "null"
                              }
                            ],
                            "default": null,
                            "title": "Payload Sha256"
                          },
                          "received_time_ms": {
                            "maximum": 9223372036854776000,
                            "minimum": 0,
                            "title": "Received Time Ms",
                            "type": "integer"
                          },
                          "sequence": {
                            "anyOf": [
                              {
                                "maximum": 9223372036854776000,
                                "minimum": 0,
                                "type": "integer"
                              },
                              {
                                "type": "null"
                              }
                            ],
                            "default": null,
                            "title": "Sequence"
                          }
                        },
                        "required": [
                          "event_time_ms",
                          "received_time_ms"
                        ],
                        "title": "Observation",
                        "type": "object"
                      },
                      "maxItems": 512,
                      "minItems": 1,
                      "title": "Observations",
                      "type": "array"
                    },
                    "policy": {
                      "additionalProperties": false,
                      "properties": {
                        "allowed_future_clock_skew_ms": {
                          "maximum": 86400000,
                          "minimum": 0,
                          "title": "Allowed Future Clock Skew Ms",
                          "type": "integer"
                        },
                        "expected_interval_ms": {
                          "anyOf": [
                            {
                              "maximum": 2678400000,
                              "minimum": 1,
                              "type": "integer"
                            },
                            {
                              "type": "null"
                            }
                          ],
                          "default": null,
                          "title": "Expected Interval Ms"
                        },
                        "interval_tolerance_ms": {
                          "anyOf": [
                            {
                              "maximum": 2678400000,
                              "minimum": 0,
                              "type": "integer"
                            },
                            {
                              "type": "null"
                            }
                          ],
                          "default": null,
                          "title": "Interval Tolerance Ms"
                        },
                        "max_age_ms": {
                          "maximum": 2678400000,
                          "minimum": 0,
                          "title": "Max Age Ms",
                          "type": "integer"
                        },
                        "max_receive_lag_ms": {
                          "maximum": 2678400000,
                          "minimum": 0,
                          "title": "Max Receive Lag Ms",
                          "type": "integer"
                        },
                        "require_identity_consistency": {
                          "title": "Require Identity Consistency",
                          "type": "boolean"
                        },
                        "require_sequence": {
                          "title": "Require Sequence",
                          "type": "boolean"
                        }
                      },
                      "required": [
                        "max_age_ms",
                        "max_receive_lag_ms",
                        "require_sequence",
                        "require_identity_consistency",
                        "allowed_future_clock_skew_ms"
                      ],
                      "title": "AttestationPolicy",
                      "type": "object"
                    },
                    "source_label": {
                      "maxLength": 128,
                      "minLength": 1,
                      "title": "Source Label",
                      "type": "string"
                    }
                  },
                  "required": [
                    "dataset_id",
                    "source_label",
                    "observations",
                    "policy"
                  ],
                  "title": "MarketDataAttestationRequest",
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "$schema": "https://json-schema.org/draft/2020-12/schema",
                  "additionalProperties": false,
                  "properties": {
                    "attestation_id": {
                      "description": "Deterministic identity derived from the method version and the observation and policy hashes; independent of wall clock.",
                      "pattern": "^mda1_[0-9a-f]{64}$",
                      "type": "string"
                    },
                    "attested_at_ms": {
                      "maximum": 9223372036854776000,
                      "minimum": 0,
                      "type": "integer"
                    },
                    "checks": {
                      "items": {
                        "additionalProperties": false,
                        "properties": {
                          "check": {
                            "minLength": 1,
                            "type": "string"
                          },
                          "evidence": {
                            "additionalProperties": {
                              "type": [
                                "boolean",
                                "integer",
                                "null",
                                "string"
                              ]
                            },
                            "type": "object"
                          },
                          "status": {
                            "enum": [
                              "PASS",
                              "FAIL"
                            ],
                            "type": "string"
                          }
                        },
                        "required": [
                          "check",
                          "status",
                          "evidence"
                        ],
                        "type": "object"
                      },
                      "maxItems": 14,
                      "minItems": 14,
                      "type": "array"
                    },
                    "dataset_id": {
                      "maxLength": 128,
                      "minLength": 1,
                      "type": "string"
                    },
                    "disclaimer": {
                      "const": "Integrity validation of caller-supplied observations only; no market data is acquired or redistributed, and no ownership, licensing, investment, or trading determination is made.",
                      "type": "string"
                    },
                    "failed_checks": {
                      "items": {
                        "minLength": 1,
                        "type": "string"
                      },
                      "maxItems": 14,
                      "type": "array",
                      "uniqueItems": true
                    },
                    "first_event_time_ms": {
                      "maximum": 9223372036854776000,
                      "minimum": 0,
                      "type": "integer"
                    },
                    "last_event_time_ms": {
                      "maximum": 9223372036854776000,
                      "minimum": 0,
                      "type": "integer"
                    },
                    "latest_received_time_ms": {
                      "maximum": 9223372036854776000,
                      "minimum": 0,
                      "type": "integer"
                    },
                    "method_version": {
                      "const": "market-data-integrity-attestation-v1.0.0",
                      "type": "string"
                    },
                    "observation_count": {
                      "maximum": 512,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "observations_sha256": {
                      "pattern": "^[0-9a-f]{64}$",
                      "type": "string"
                    },
                    "policy_sha256": {
                      "pattern": "^[0-9a-f]{64}$",
                      "type": "string"
                    },
                    "safe_to_use": {
                      "type": "boolean"
                    },
                    "schema_version": {
                      "const": "market-data-attestation-request-v1",
                      "type": "string"
                    },
                    "source_label": {
                      "maxLength": 128,
                      "minLength": 1,
                      "type": "string"
                    },
                    "verdict": {
                      "enum": [
                        "PASS",
                        "FAIL"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "schema_version",
                    "attestation_id",
                    "attested_at_ms",
                    "dataset_id",
                    "source_label",
                    "verdict",
                    "safe_to_use",
                    "observation_count",
                    "first_event_time_ms",
                    "last_event_time_ms",
                    "latest_received_time_ms",
                    "observations_sha256",
                    "policy_sha256",
                    "checks",
                    "failed_checks",
                    "method_version",
                    "disclaimer"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "api.tradebot.devs.surf",
    "manifest_name": "api.tradebot.devs.surf",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-10-13T15:56:53.641Z"
  },
  "exampleResponse": {
    "example": {
      "attestation_id": "string",
      "attested_at_ms": 0,
      "checks": [
        {
          "check": "string",
          "evidence": {},
          "status": "PASS"
        }
      ],
      "dataset_id": "string",
      "disclaimer": "string",
      "failed_checks": [
        "string"
      ],
      "first_event_time_ms": 0,
      "last_event_time_ms": 0,
      "latest_received_time_ms": 0,
      "method_version": "string",
      "observation_count": 0,
      "observations_sha256": "string",
      "policy_sha256": "string",
      "safe_to_use": true,
      "schema_version": "string",
      "source_label": "string",
      "verdict": "PASS"
    },
    "type": "string"
  }
}