{
  "x402Version": 2,
  "id": 35277,
  "slug": "35277",
  "resource": "https://phion.systems/v1/paid/attest",
  "description": "Signed integrity, provenance and freshness receipt for AI-agent JSON",
  "type": "http",
  "serviceName": "JSON Integrity Attestation",
  "resourceType": "Payments",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x7BEcA68DD9aC733D4de6b16d16B85Dc391c071e2",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "1000",
      "amountUsd": 0.001,
      "maxTimeoutSeconds": 60
    },
    {
      "scheme": "exact",
      "network": "eip155:137",
      "payTo": "0x7BEcA68DD9aC733D4de6b16d16B85Dc391c071e2",
      "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
      "amount": "1000",
      "amountUsd": 0.001,
      "maxTimeoutSeconds": 60
    },
    {
      "scheme": "exact",
      "network": "eip155:42161",
      "payTo": "0x7BEcA68DD9aC733D4de6b16d16B85Dc391c071e2",
      "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
      "amount": "1000",
      "amountUsd": 0.001,
      "maxTimeoutSeconds": 60
    },
    {
      "scheme": "exact",
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "payTo": "2Yt1wWXY1R498sDh3UMXpcnwT3qUWyZxLqkGQy51yLCp",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "amount": "1000",
      "amountUsd": 0.001,
      "maxTimeoutSeconds": 60
    }
  ],
  "outputSchema": {
    "example": {
      "confidence": 0.65,
      "content_sha256": "hex",
      "expires_at": 0,
      "issued_at": 0,
      "public_key": "base64url",
      "signature": "base64url",
      "sources_sha256": "hex",
      "version": 1
    },
    "type": "json"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "content": {
              "answer": 42
            },
            "sources": [
              {
                "uri": "https://example.com/source"
              }
            ],
            "ttl_seconds": 300
          },
          "bodyType": "json",
          "discoverable": true,
          "method": "POST",
          "type": "http"
        },
        "inputSchema": {
          "properties": {
            "content": {},
            "sources": {
              "items": {
                "properties": {
                  "observed_at": {
                    "type": "integer"
                  },
                  "uri": {
                    "type": "string"
                  }
                },
                "required": [
                  "uri"
                ],
                "type": "object"
              },
              "maxItems": 32,
              "type": "array"
            },
            "ttl_seconds": {
              "maximum": 86400,
              "minimum": 1,
              "type": "integer"
            }
          },
          "required": [
            "content"
          ],
          "type": "object"
        },
        "output": {
          "example": {
            "confidence": 0.65,
            "content_sha256": "hex",
            "expires_at": 0,
            "issued_at": 0,
            "public_key": "base64url",
            "signature": "base64url",
            "sources_sha256": "hex",
            "version": 1
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "type": "object"
      }
    },
    "phion": {
      "buyerClients": "https://phion.systems/clients",
      "freePreview": "https://phion.systems/v1/try/attest",
      "funnelVersion": "1",
      "nextAction": "Select one exact accepts entry, sign it with an x402 v2 client, and retry the same POST with payment-signature.",
      "schemaNormalizer": "https://phion.systems/v1/schema/normalize",
      "supportedNetworks": [
        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
      ],
      "validationBeforeSettlement": true
    }
  },
  "tags": [
    "attestation",
    "integrity",
    "provenance",
    "ai-agents",
    "x402",
    "bazaar",
    "phion"
  ],
  "sourceHost": "phion.systems",
  "lastUpdated": "2026-09-22T19:21:17.973Z",
  "quality": {
    "calls30d": 3,
    "uniquePayers30d": 3,
    "lastCalledAt": "2026-10-02T14:35:32.187Z"
  },
  "metadata": {
    "serviceName": "JSON Integrity Attestation",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "content": {
                "answer": 42
              },
              "sources": [
                {
                  "uri": "https://example.com/source"
                }
              ],
              "ttl_seconds": 300
            },
            "bodyType": "json",
            "discoverable": true,
            "method": "POST",
            "type": "http"
          },
          "inputSchema": {
            "properties": {
              "content": {},
              "sources": {
                "items": {
                  "properties": {
                    "observed_at": {
                      "type": "integer"
                    },
                    "uri": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "uri"
                  ],
                  "type": "object"
                },
                "maxItems": 32,
                "type": "array"
              },
              "ttl_seconds": {
                "maximum": 86400,
                "minimum": 1,
                "type": "integer"
              }
            },
            "required": [
              "content"
            ],
            "type": "object"
          },
          "output": {
            "example": {
              "confidence": 0.65,
              "content_sha256": "hex",
              "expires_at": 0,
              "issued_at": 0,
              "public_key": "base64url",
              "signature": "base64url",
              "sources_sha256": "hex",
              "version": 1
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "type": "object"
        }
      },
      "phion": {
        "buyerClients": "https://phion.systems/clients",
        "freePreview": "https://phion.systems/v1/try/attest",
        "funnelVersion": "1",
        "nextAction": "Select one exact accepts entry, sign it with an x402 v2 client, and retry the same POST with payment-signature.",
        "schemaNormalizer": "https://phion.systems/v1/schema/normalize",
        "supportedNetworks": [
          "eip155:8453",
          "eip155:137",
          "eip155:42161",
          "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
        ],
        "validationBeforeSettlement": true
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "phion.systems",
    "manifest_name": "phion.systems",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-10-14T01:15:01.050Z"
  },
  "exampleResponse": {
    "confidence": 0.65,
    "content_sha256": "hex",
    "expires_at": 0,
    "issued_at": 0,
    "public_key": "base64url",
    "signature": "base64url",
    "sources_sha256": "hex",
    "version": 1
  }
}