Evidence row 2279516

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/8Fhxoj"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/fbd04296-728a-43e3-82d6-c132c10bfd1d/.well-known/agent-card.json"
    ]
  ],
  "name": "Friseon19",
  "owner_address": "0xed454d931a10aee7b7ad06172d99ec5783c8e12b",
  "raw": {
    "agent_id": "133007",
    "agent_uri": "https://centralcity.ai/a/8Fhxoj",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Friseon19 is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/8Fhxoj",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Friseon19",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/fbd04296-728a-43e3-82d6-c132c10bfd1d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/8Fhxoj",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T21:05:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Friseon19 is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/8Fhxoj"
}

What the leaf hashes

{"body":"7da0ee4a798a5dfa4cba319ae882964eb250dd9837fb4e5dde970baec4fe046b","id":2279516,"kind":"listing","method":"sync.erc8004/1","observed_us":1793653539919139,"prev":null,"subject":"erc8004:5042:133007","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x18393206774e2d76c88143c0369826d49eedcbd6311d97ca1a0358c415c3aefc
2. 0x761d17776951816b74e0bd49e415ddb84cbb5d4bf4565866cfd0d9f111e16e9b
3. 0x2743cda7ca0b31ecc905c453e64b517d759955bfc3b4f56c81c61179bde1cc10
4. 0x437c877074aad3a7a9c2f6b0bb2a57ba252f4da177d3770d6c7a3cffb90043fb
5. 0xc3d42f8e81e05a0595ba19d7049afe160e32d95186a8dd070af02b941a7f0a29
6. 0xcd811ffc5d991a1da423f88a065d32b3f9da88d1bc4646bd61cc5cb7880d9d62
7. 0xc325d56620ffa88c7172ab10a916c258c26a9f91407f26ee065938112559f51a
8. 0xfa32a508b9909d9ca943ccfd8e0f117d0bc8945d22d0af024a5e9dc7baf145be
9. 0x0ffa2faa445fcb65931f3cc6856b788873aec4122bce9695743f171eff2679b3
10. 0x4a2327dbdb3e4eb2c130706884c1ecdd708202d6d911935779c207717aa3d11f
11. 0x9b56ef171652ab82e27da53298facb229ca491e296d82bd62f0e1e6f5354760c
12. 0x1dc8ba8f08085ecc6abc940de99fd78b8c8285acc2d6e3ac9b076bf78b1fc1bb
13. 0x3c6bb4ee00210310afea4db77a3d5e14b8fbfec0b426541034734f028665bbb4
14. 0xad8410fe2298c1ccff00c301cabf57d2495acf6e614e5236bbeb834747908ca4
15. 0xb6470417fdb2a0e3de9c1abb1722cbc88bc0dfb5afda0a77e1eac26ab1683ece
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af