{
  "x402Version": 2,
  "id": 5522,
  "slug": "5522",
  "resource": "https://app.tenna.ai/api/x402/lumi/post_timestamp_verify",
  "description": "X Post Timestamp Verification. Verify when X posts were actually published. Timestamps are derived arithmetically from the snowflake id in each URL — no external API call, no model guessing. Unparseable URLs return null rather than an estimate. Useful for auditing whether cited evidence existed at a claimed time.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x7eaf3c393a8996e124c0fa7ccbc55019854c4c5b",
      "asset": "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913",
      "amount": "10000",
      "maxTimeoutSeconds": 60
    }
  ],
  "outputSchema": {
    "bazaar": {
      "discoverable": true,
      "info": {
        "input": {
          "body": {
            "offering": "post_timestamp_verify",
            "urls": [
              "<urls>"
            ]
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "count": 1,
            "limitations": [
              "<limitations>"
            ],
            "offering": "post_timestamp_verify",
            "provenance": {
              "auditedDeliverableHash": null,
              "generatedAt": 1,
              "ledgerLaunchCount": null,
              "ledgerSpanHours": null,
              "resultHash": null,
              "rubricVersion": null,
              "source": "<source>"
            },
            "rows": [
              {}
            ],
            "schemaVersion": "<schemaVersion>"
          },
          "type": "json"
        }
      },
      "resource": "https://app.tenna.ai/api/x402/lumi/post_timestamp_verify",
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "additionalProperties": false,
                "description": "X post URLs to resolve (max 50).",
                "properties": {
                  "offering": {
                    "description": "Offering identifier. Must be exactly 'post_timestamp_verify'.",
                    "type": "string"
                  },
                  "urls": {
                    "description": "x.com/<handle>/status/<id> URLs.",
                    "items": {
                      "type": "string"
                    },
                    "maxItems": 50,
                    "minItems": 1,
                    "type": "array"
                  }
                },
                "required": [
                  "offering",
                  "urls"
                ],
                "type": "object"
              },
              "bodyType": {
                "enum": [
                  "json"
                ],
                "type": "string"
              },
              "method": {
                "enum": [
                  "POST"
                ],
                "type": "string"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method",
              "bodyType",
              "body"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "additionalProperties": true,
                "properties": {
                  "count": {
                    "description": "URLs processed.",
                    "type": "integer"
                  },
                  "limitations": {
                    "description": "Coverage limits and missing data, always disclosed.",
                    "items": {
                      "type": "string"
                    },
                    "type": "array"
                  },
                  "offering": {
                    "const": "post_timestamp_verify",
                    "description": "Offering that produced this result.",
                    "type": "string"
                  },
                  "provenance": {
                    "description": "Reproducibility metadata so another agent can audit this.",
                    "properties": {
                      "auditedDeliverableHash": {
                        "description": "Explicit alias for resultHash on deliverable-audit results; hashes the buyer-supplied input, not the audit envelope.",
                        "type": [
                          "string",
                          "null"
                        ]
                      },
                      "generatedAt": {
                        "description": "Unix seconds.",
                        "type": "integer"
                      },
                      "ledgerLaunchCount": {
                        "description": "Launches in the ledger. Null when the offering is not derived from the launch ledger — this means not applicable, not collection failure.",
                        "type": [
                          "integer",
                          "null"
                        ]
                      },
                      "ledgerSpanHours": {
                        "description": "Hours of history covered. Null when the offering is not derived from the launch ledger.",
                        "type": [
                          "number",
                          "null"
                        ]
                      },
                      "resultHash": {
                        "description": "Hash of the audited input, so the same verdict can be reproduced. Present on audit offerings.",
                        "type": [
                          "string",
                          "null"
                        ]
                      },
                      "rubricVersion": {
                        "description": "Rubric the verdict was produced under. Present on audit offerings.",
                        "type": [
                          "string",
                          "null"
                        ]
                      },
                      "source": {
                        "description": "Data origin.",
                        "type": "string"
                      }
                    },
                    "type": "object"
                  },
                  "rows": {
                    "description": "Per-URL resolution.",
                    "items": {
                      "type": "object"
                    },
                    "type": "array"
                  },
                  "schemaVersion": {
                    "description": "Deliverable contract version.",
                    "type": "string"
                  }
                },
                "required": [
                  "schemaVersion",
                  "offering",
                  "provenance",
                  "limitations",
                  "count",
                  "rows"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "app.tenna.ai",
  "lastUpdated": "2026-08-21T05:09:35.693Z",
  "quality": {
    "calls30d": 2,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-08-21T05:09:35.389Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "app.tenna.ai",
    "manifest_name": "app.tenna.ai",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}