Evidence row 547527

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":547527,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793133204299587,"prev":527480,"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 2026-10-27 (273461 rows).

1. 0xc20cfba26b666739c7abc372a24786a5cf458aa55914985fbd40df921b358f58
2. 0xbd1f233a929a1541940b5b8a87a32d9349159523a7dfedf9f612946df66db8d4
3. 0x8d2789c371549304cd08fc91224e52e037f34708208094f2c051b332a7e01406
4. 0x68a2cefcd6135ffb94d2ed89b2f600978a75765933bfa91b472acd689425fe53
5. 0x81b92fde489a72ae220bb8cb98f3624d4c3f32765b038c47386420863577c534
6. 0x569252134536481e670b45dcecc7cfc26503304cfb5e9e6f9b8027c99b014b55
7. 0xf0e979a174a3f20b524a28fecd91c1151096c99c79ebcd20c17778805ffaa6a7
8. 0x6fd72ea059be77d082ac977dcf0095b0a4275ebbdba812010f865a6ddc2e3651
9. 0x3aa03236e5e9327da07f659ef2e0e19dc08cc297254d07652edb01b6acccc793
10. 0x603e5d7d552008939814da11386784fe82a74a23617e6ed24fbe3fa47ea3d596
11. 0x5a13fca65d8a7a99a0b9f7a1e93e4c0383a76a0fdbe04d70632715947f716ff4
12. 0xf60d24675361c4e691254e637b8ecddfc4470b91e0ce8ab4c088e46b7460f7f1
13. 0xb48b088603004f0a5232faea4acd65999cbb4832f4c15b0098e853144cb91655
14. 0x077edf0f29e2a3aa19c876439830696b88f0236fd0b2a3c43c76f38cdd29bb2b
15. 0x73341bb09dd901ca47f26173883431496e3d98d6b0fb5b89f36218126d46c5d4
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4