{
  "type": "x402-observation",
  "version": 0,
  "id": "obs_2026-10-01_000605",
  "observer": {
    "id": "did:web:vet402.com#obs-key-2026-09",
    "address": "0x6232335B5264f7aa62a51f8ACc4676D22511Ff3C",
    "sequence": 605
  },
  "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://api.biotechcatalystsentinel.com/v1/catalysts/upcoming",
  "payment": {
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "scheme": "x402-exact",
    "transaction": "8ZNkxnxPsLV8SPyjqrHtRZB3xEGyhz1uQL3uuvNQw16yDnuBdhjXosRySnWHZfS7CceH8U7UJEYP7D8cxgM2o7p",
    "payer": "9VaAPD1CPE4i8pquaRwE7LvZXMmvGdgffD4Q8xJgaQRu",
    "payTo": "3gM4YDDPAi7w1di7rHAAaHc5T1tR7NRXzLWzPPN4ZRaM",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "20000",
    "decimals": 6,
    "assetSymbol": "USDC",
    "settledAt": null
  },
  "request": {
    "method": "GET",
    "url_hash": "0x8b096532b847e24cad361a5493f89c099a7714ad691d9a74914719a7fa4d5a9b",
    "params_hash": "0x951e6803e6feff6d812bcdce3dff0f1ea2225e184de6e166164cf68e6f50f4cd",
    "params_salted": true,
    "ts": "2026-10-01T01:20:42.966Z"
  },
  "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[6]"
  },
  "contact": "https://vet402.com/",
  "anchor": {
    "status": "anchored",
    "day": "2026-10-01",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "tx": "285KYG69zHAN5Wcc1o3hmodtQCyKAewMWsPHEvYHRf9wTmik6dMsFxB3ta9uKdvU4U7W2whCcbp2wZUa1QahT62o",
    "root": "0xf454198e3ead0746e5ab6ebe7416a2be23638ace93f7ae5c7784adba73074de2",
    "leafIndex": 5,
    "proof": [
      "0xa341cc5b78420a1f46e9d9cbbfb42601f106bb9baba64c249800fe596d993fe9",
      "0x15efe2468fe15b6e8fbe793094900a4330a8fb4873f55984f947c78e28641b30",
      "0x8a7fb5386226135b06b4885772b27c3c0abbf9886bb391c321da98ba335788dd",
      "0x4b8f69b447980c774da5aa52afd73b7f0a12c08768ed2433505ab8fb332dd3e0",
      "0xdf4ee1d7585cf641b732e8fe00b9915092b9334e8b378fdcf8d3082b2a31a942",
      "0xd56f96378a1a92b89066dd9661f7b59d7aeca3a2dc3dd28f868ea2c445a0ab1a",
      "0xd11b28bdf1a68eed233673c5d99fd016435f0f3cffb78109a71103eb282850e4",
      "0xb92a94f11e93eea583fe22301632dd33758fbf05fa64f51fdf064f28430b943c"
    ],
    "count": 193,
    "sequenceRange": [
      600,
      792
    ],
    "observerAddress": "0x6232335B5264f7aa62a51f8ACc4676D22511Ff3C",
    "anchoredAt": "2026-10-02T00:10:37.000Z"
  },
  "corrections": [],
  "signature": {
    "format": "eip712",
    "signature": "0x9b609aeba194075434748ef7d53d2c2e22e85de3335c6518ad9865658989e4a3207d293a183723515a2d57a0b4bc683e99c0df9534ee8e930c7dfe70f5c59bd61b"
  }
}