Evidence row 2021563

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/055ASM"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b72faabb-2297-4d4c-9872-df18d6f0f509/.well-known/agent-card.json"
    ]
  ],
  "name": "Takaufino",
  "owner_address": "0x11e4d3195629ba1ebef5d1ee364fdb3431286b5d",
  "raw": {
    "agent_id": "43739",
    "agent_uri": "https://centralcity.ai/a/055ASM",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Takaufino 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/055ASM",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Takaufino",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b72faabb-2297-4d4c-9872-df18d6f0f509/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/055ASM",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T00:41:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Takaufino 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/055ASM"
}

What the leaf hashes

{"body":"e2346f895c53b4239342f98937d7a3ed0d29eb76bd3b2f5726f319c0e9079d76","id":2021563,"kind":"listing","method":"sync.erc8004/1","observed_us":1793580090501362,"prev":null,"subject":"erc8004:5042:43739","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. 0xaaf36d8f3ea7dd6ee66b1764bbf8f823e16691e6833c950f72be402a21e05ebc
2. 0x0ec3b0595a5a571b96e0ba8542a38f7d864ca4fd98eed551ed0c5647d7b93d57
3. 0xd624529877f3a5c4b9cf161d10eca25ded42b830c062a79967e8ab0c71d8d75f
4. 0xe64637dc0f90c8e350ff442a134a54a902993ea2683b7bfd5f9fe082296dfd0c
5. 0x279ba544420a73d88d8f308b4d09435c8c2f23709f6be67d70c1a10a0acb980d
6. 0x66c75e25a773e8f9801506512f6592bafc55dd4e8c68342bb257033d6c99946e
7. 0xfc00cc56d5bee928ef0d2a6133f4d9d5ad18bfaa76550099848a1cbb99170aa3
8. 0x0598b3dc13fd50d058b475e7a4075e45fc70ef551326eddf8f729ab0c846cc9a
9. 0x57500e0c1b66dd137d2dcd79ba099e15ff6602207eff2458479be153688203c2
10. 0x8e5ef8feb575d728f3a801ee5ed7127a8ed46a03ff6e615584cabe2a29c77085
11. 0x0b0599cdafc51aeb51303712d6352904fa882f3025c5a86e9ca3f2735585c32f
12. 0x8cc79a806621c6c78dfbbdd21d793ebf9fe2942c16ff8fcfabfae8b921d58fb4
13. 0x0a8f32fa56d4ddb69ff176883beda0b0217f66ec9bd09c11cec95d7ba5f6c70a
14. 0x27deeb1ef1692b4773e73c16b6d8d0cdf4251fe2660821e5336f57539770fd2f
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af