Evidence row 278443

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://headlessoracle.com/v5/status/x402"
    ]
  ],
  "name": "headlessoracle.com",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "headlessoracle.com",
    "endpoints": [
      {
        "description": "Signed market-state receipt for one exchange. OPEN/CLOSED/HALTED/UNKNOWN - Ed25519 signed, 60s TTL.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "XNYS",
            "group": "query",
            "name": "mic",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.001",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "15",
          "l30DaysUniquePayers": "9"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://headlessoracle.com/v5/status/x402"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "headlessoracle-com",
    "integrationType": "",
    "isNew": false,
    "name": "headlessoracle.com",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.001",
      "currency": "USDC",
      "maxAmount": "0.001",
      "minAmount": "0.001"
    },
    "provider": "headlessoracle.com",
    "providerUrl": "",
    "serviceName": "",
    "tags": []
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"140276fd20385a25c27f2d2c7bc5a43025e7a5db7766f146831fc4a946475546","id":278443,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793042069648082,"prev":2541,"subject":"agentic_market:headlessoracle-com","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x6b5f924ca030b6d0a706e8d3b1b80361783c8f5db223a763d4da0056cb8b1638
2. 0xf69d0b02ea697be3a1c6beebd637b030cd2bba78400b62b67f94f587314c910e
3. 0x845634b592e5262f5ee3aecd17ca37eeb4e3cf1648110171be4d071fef5873c5
4. 0xfec964021478a9daf38cb7fc09dadd663136614cffe2764957e8157927903ed2
5. 0x88686a144fedb198062437782fe119676527f386c5a8c57ea26aa8cb6638ea85
6. 0x7e2530ed6d7b484f44718083cf031a9851494346a0f67c6d3056f4bbc0f0d689
7. 0x4db2096401d02ab1da7530e6b77555e774c588105c68a7b9cf8ce9e15df52369
8. 0xe356b9739c0897ffe3e8c1b95fe20d323f48b1b58f9194b6830da5cb31b4640c
9. 0x959ad25eceb864e98140a3c5d86b87e2e87047d2132bf498fed758e10dc5218e
10. 0x87894636102384a23857842def741b3253d54af0afaff0b11e7117549ccd8002
11. 0xdfaea4285192101e7ab6e8e71853c71cef08df31a416be7a9f92f34cf897e13e
12. 0x2a304c51963b65e3ca818b638b2e9a98297b7d6b6a3e14ecca2501aa13b9f556
13. 0x9dc4d6f64bc3c323d2c45a28209068cd473b6979bd632a0d694bf94d19bc39df
14. 0xfc9b5a81a7a83a1c735a4fe64590beb9db14d2366f463161358af28c3ea9a81d
15. 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae