{
  "type": "x402-observation",
  "version": 0,
  "id": "obs_2026-09-30_000538",
  "observer": {
    "id": "did:web:vet402.com#obs-key-2026-09",
    "address": "0x6232335B5264f7aa62a51f8ACc4676D22511Ff3C",
    "sequence": 538
  },
  "issuedAt": 1790813122,
  "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://saylorinnovations.com/api/hcpcs/search",
  "payment": {
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "scheme": "x402-exact",
    "transaction": "5g1jAsYeHCCfaXMN9yy6zzmKFEkGjmCYusa1JnX2WhfJWegvkHLajJTV2psqoa4mWigkddoKQwTkYfQdYPdQ5ocK",
    "payer": "9VaAPD1CPE4i8pquaRwE7LvZXMmvGdgffD4Q8xJgaQRu",
    "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "1000",
    "decimals": 6,
    "assetSymbol": "USDC",
    "settledAt": null
  },
  "request": {
    "method": "GET",
    "url_hash": "0x2d5212071905e3387de4b29fda630bdbb2e95f3bce243fafca86113309b636f7",
    "params_hash": "0xc4ce257d1d59e0c699888ae50d96f1c9d82023f3453e70d267db04eca240cbc4",
    "params_salted": true,
    "ts": "2026-09-30T14:07:49.478Z"
  },
  "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-2026-09-30",
    "row": "rows[219]"
  },
  "contact": "https://vet402.com/",
  "anchor": {
    "status": "anchored",
    "day": "2026-09-30",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "tx": "39kjZkahMrBuEV7nYAVwAEZbSVnbHD7xb6Pb3Ciw5qTPRKLSQB5PebArxwJZpmF8KnyCRE7sC1amBiPBAheZ1Sbn",
    "root": "0x605514a380fd74ca49b4ad9ea2922df0ec17edb220badcfd2d24c8bda60799c5",
    "leafIndex": 156,
    "proof": [
      "0xc369747ded9c1b5530fb283687b010fe014bfe394e903df55826d096dbaeb4f8",
      "0x245f677c7699fb9e726d41c0bee7a5db4498127655bea703320b84916c640732",
      "0xf0c58d88f7d30c1e29fdbfcc97459905049fbcc5e75c041a58d5bf668757d17c",
      "0x13f60d0f994cb17e7df1e1bdd1360939e06e9dc7a4558b116a1aadff33b926cc",
      "0x686a33df56bc05887b504c12b3eb6d6c4407f2af4681a781f904c6b1c6278c20",
      "0x40d41a51c0d2e7c085e59222fd67d44445df6334751b4bc21e519a3aa365083a",
      "0xce9fe78661463747a48114ae0a20d9d05be535bb870874bc2f63648d508401cf",
      "0x266192bb1a70ad6f854d863b84b3fd21d58682b6a4ca91ac0e844a421cce3804"
    ],
    "count": 218,
    "sequenceRange": [
      382,
      599
    ],
    "observerAddress": "0x6232335B5264f7aa62a51f8ACc4676D22511Ff3C",
    "anchoredAt": "2026-10-01T00:10:38.000Z"
  },
  "corrections": [],
  "signature": {
    "format": "eip712",
    "signature": "0xf26f75531b7a2b1652d4f2160b16c1369d1709df77e9cfe2694f3f860e96469416334751747ec49cc173c45f8b36316f944f53801589888eb0b16725a490e2e91b"
  }
}