Evidence row 1756039

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/LPcELR"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/bdf909b2-c7dd-4865-9416-ef3db4bb1cd5/.well-known/agent-card.json"
    ]
  ],
  "name": "Zeifel",
  "owner_address": "0x33c8bbd63efe80927ed9904fd351065046cf1c8f",
  "raw": {
    "agent_id": "3407",
    "agent_uri": "https://centralcity.ai/a/LPcELR",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Zeifel 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/LPcELR",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Zeifel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/bdf909b2-c7dd-4865-9416-ef3db4bb1cd5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/LPcELR",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T09:48:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Zeifel 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/LPcELR"
}

What the leaf hashes

{"body":"7a34dd4bea84a433f176d5e8acbb1a7e7ee1ce2f72319dcdb53852e3df4a93b9","id":1756039,"kind":"listing","method":"sync.erc8004/1","observed_us":1793526514592192,"prev":null,"subject":"erc8004:5042:3407","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. 0x4ae52d44475eb4797186c775c89c8a5e51bf70b09baa9ce448cdd0273e3e6aee
2. 0x74342439146404748dc80286855b95ddfbf3c84f258c7fd0770b37a7690aa467
3. 0x3f1e7749b2f9c64db896e5d3fd5e95d86506b11279ce7e7a345051620b65a06b
4. 0x3b324021aa224091dd18159d7c9a8da2649953212ce1fac8d388432d4d59e014
5. 0x946275b65ee8633c694d8d61048b373f3f5bb034fbce6b3e9e41ce9676c878b9
6. 0x677e945a8012d9d22cddc443c641ba62f47fe9f5a8c2d1111bcdff98d80d30bd
7. 0xc47cdb7814b5c94928782bca4cf926f472c7ec809d68acd4fe9c5d6d6cce492c
8. 0xf416f381e334964c211d7ce7eff81205ab22d036e7ab1841dde47f7aac6d7b3f
9. 0xbdbd84a15fc037774eaba39800fb42ac00906f05932cdfbddbab3e7f6b999bd9
10. 0x8ac4de8265f27492965a240ba335e65faf3bb407176538e45886ee13b6e2825a
11. 0xec24b9c01de1bb4251b9c4a6b425fcc7ef57a476cf361c8c9a5e20a8ed26c7c8
12. 0x216487fdb5812387ef5bd703d60ea8f043773d5db562b3ff2e11dba79509bf1b
13. 0x8aa214258cf763ac22ad2503df59c82b987a34bdb8f8ffe282ed4454b90f50bb
14. 0x6c979ceed347ae2f49a398afce74e46416fbc8bf2d649ac7be77ccbc81b2ba03
15. 0x0e3f78943343406ddd3828dd4ca4b5a188e80ffe3ac87d64d979448ee11c1cc5
16. 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90