{
  "type": "x402-observation",
  "version": 0,
  "id": "obs_2026-10-01_000620",
  "observer": {
    "id": "did:web:vet402.com#obs-key-2026-09",
    "address": "0x6232335B5264f7aa62a51f8ACc4676D22511Ff3C",
    "sequence": 620
  },
  "issuedAt": 1790899531,
  "verdict": {
    "code": "DELIVERED",
    "reason": "Payment settled; HTTP 200, non-empty body.",
    "recheck": null,
    "checks": {
      "paymentSettled": true,
      "httpStatus": 200,
      "bodyNonEmpty": true,
      "declaredFormatMatched": null,
      "sellerReceiptValid": null,
      "responseHashMatchesSeller": null
    }
  },
  "resourceUrl": "https://changelog-state-api.replit.app/api/monitors/chainlink/changes",
  "payment": {
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "scheme": "x402-exact",
    "transaction": "3JzcKXjwkixT7eNJm6E6QVM7A6zuHZF7iWX2e34hryRipChMJxrC4vRvEGABi4qjewwvrt6RRgsJrobzgtsGVZD1",
    "payer": "9VaAPD1CPE4i8pquaRwE7LvZXMmvGdgffD4Q8xJgaQRu",
    "payTo": "6UNbfD8mgSqgFDxxwE29LfgKrBqrZBt4R4L4Resh4yct",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "10000",
    "decimals": 6,
    "assetSymbol": "USDC",
    "settledAt": null
  },
  "request": {
    "method": "GET",
    "url_hash": "0x6deee4518fad908df9f5a870cfef93938636ab86ff0a860f652dd6fecd0269f9",
    "params_hash": "0x91a449f9a10090f5fa25d94e1f341e142db4306cbf4065cc0d26d5467f83de5e",
    "params_salted": true,
    "ts": "2026-10-01T01:21:39.886Z"
  },
  "response": {
    "status": 200,
    "responseHash": null,
    "responseHashAlg": null,
    "responseHashEncoding": null,
    "responseHashNote": "hash not recorded (the daily remeasure run does not hash the response)",
    "contentType": null,
    "bytes": null,
    "receivedAt": null,
    "latencyMs": null
  },
  "offer": null,
  "sellerReceipt": null,
  "scope": {
    "proves": [
      "observer-signed-at-time",
      "payment-on-chain",
      "response-status-at-time",
      "existed-by-anchor-time"
    ],
    "doesNotProve": [
      "content-correctness",
      "seller-trustworthiness",
      "seller-availability-now",
      "refund-entitlement"
    ],
    "vantage": "Seen from vet402's network only.",
    "text": "Proves vet402 paid and what HTTP status came back at this time. Does not prove the content is correct."
  },
  "notRecorded": [
    "request.ts: the time recorded is when the spend was reserved, just before the paid request",
    "response.contentType",
    "response.bytes",
    "response.receivedAt",
    "response.latencyMs",
    "payment.settledAt",
    "declared output format (not checked in this run)",
    "response.responseHash: hash not recorded (the daily remeasure run does not hash the response)"
  ],
  "source": {
    "dataset": "remeasure-solana-2026-10-01",
    "row": "rows[22]"
  },
  "contact": "https://vet402.com/",
  "anchor": {
    "status": "anchored",
    "day": "2026-10-01",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "tx": "285KYG69zHAN5Wcc1o3hmodtQCyKAewMWsPHEvYHRf9wTmik6dMsFxB3ta9uKdvU4U7W2whCcbp2wZUa1QahT62o",
    "root": "0xf454198e3ead0746e5ab6ebe7416a2be23638ace93f7ae5c7784adba73074de2",
    "leafIndex": 20,
    "proof": [
      "0xd24d1e9ec2e98ec29af8dbb6948c2ea714527f0fb2d20707933964a61e4257bb",
      "0xcfb4567d25fe73e58a6b6bab562991a18e350369d48770b2e1b8fea6d6145f38",
      "0x1febd3d3937de2293ae0baf4502ab6543746cd89187d8fd3a0e01666318db7e0",
      "0x9edb591fcabb65169debbfc80b55e259caa85b6750fba5ba188ecff2b9fc431b",
      "0x03ef75359be4d8a3af2df65384c8c27890fde3f7462d197403a0ff97e41a5f3f",
      "0xd56f96378a1a92b89066dd9661f7b59d7aeca3a2dc3dd28f868ea2c445a0ab1a",
      "0xd11b28bdf1a68eed233673c5d99fd016435f0f3cffb78109a71103eb282850e4",
      "0xb92a94f11e93eea583fe22301632dd33758fbf05fa64f51fdf064f28430b943c"
    ],
    "count": 193,
    "sequenceRange": [
      600,
      792
    ],
    "observerAddress": "0x6232335B5264f7aa62a51f8ACc4676D22511Ff3C",
    "anchoredAt": "2026-10-02T00:10:37.000Z"
  },
  "corrections": [],
  "signature": {
    "format": "eip712",
    "signature": "0xec29ae94239fd2101842ba3ede4eb8eb29edd145dd1628777d8bf43da01864101521f395f6bcbfabc12e04514cf49b8a85d7d7c70f7badde9cea0de9d1d4be5c1b"
  }
}