Evidence row 1843375

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/SG9dzW"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b3139747-75f5-445e-8518-5933d4056389/.well-known/agent-card.json"
    ]
  ],
  "name": "Fibis",
  "owner_address": "0x43a5bcf0575bcc373f38b54e286f011224a9d8b6",
  "raw": {
    "agent_id": "36647",
    "agent_uri": "https://centralcity.ai/a/SG9dzW",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fibis is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/SG9dzW",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fibis",
      "registrations": [
        {
          "agentId": 36647,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b3139747-75f5-445e-8518-5933d4056389/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/SG9dzW",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793574637,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T23:14:44Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fibis is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/SG9dzW"
}

What the leaf hashes

{"body":"c7e30bc376e07e53b7472a55acd824a0cd8ce71e134aeb63b70120373a43d348","id":1843375,"kind":"listing","method":"sync.erc8004/1","observed_us":1793574884291320,"prev":null,"subject":"erc8004:5042:36647","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x5455a1af9073b0bb62533802c401cc62452eb505e63a1a6a70bc498ee765504d
2. 0x4639cea6b2757c0fd46dd5905b8384c4ccad4e06d644d68d4be406fb732b504c
3. 0xb8bfc7df5b8d4a3ed9ae707f2200afabf1d9e6d193929f65ab5328113fe8cd7e
4. 0xcbbd46a12dbe4a2ecd96d346d19077bb9ff1d3a4e31142bc8071d66e65b4ee47
5. 0xb03bb20916c097c7dac7a98f09dfa5932f6e77841107c3f86fe09c336fe0c4cf
6. 0x53d24f2b5ac3cf44ddacad1c75d067e2e02965d4354c22e49bb46a2ebc47f9bb
7. 0xb775b9add201af1c1e7e4037e52d589fee689ac583a481fc2f66304b0bb67c2d
8. 0x7f5c0944ec5b5748f9affa09bda8916ba07aeebf70c04f33f77464376c3ccec3
9. 0x764c810271e0e022f79289097d0d7545e08143b6f8ce71305c69dae1a472b1c1
10. 0xd4a738f34a67dc047d0ab0f741ac77f20ffbc60ebba859ddb65b7ed04c11ddee
11. 0x70904954ad084a33867130c7a6404311142942f11e4439c12504d3888dd4da3b
12. 0x2fb8e5d30bae4bd9b3b3f3509ab2d5afd7d33f62afe51bc63e4a7a063ecf2226
13. 0x794bd22a6bc5ce0b466f5a150b64435e6cc8454386a705a7a74a4a6cbcb9e4d4
14. 0x9338fa49a0c5f3f5d810da4bc7c55c4f87067074ebe5e189dc6fb19ffee0ed93
15. 0xe622664153c4bb92e64b5edf8615a790cb48a8f528ac34b3faa4ef4dd70e05dd
16. 0xc1f6e8dd182b37cbb6e04d0e69486bd40d440934f8e373b9bae8cb78de508bba
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90