Evidence row 2157271

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/SSHqd5"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4fc71747-6374-4705-959e-4e14978ca86c/.well-known/agent-card.json"
    ]
  ],
  "name": "Tampon",
  "owner_address": "0xb326a80ec49022ecd09129995dfbd8e65bff2141",
  "raw": {
    "agent_id": "104408",
    "agent_uri": "https://centralcity.ai/a/SSHqd5",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tampon 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/SSHqd5",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tampon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4fc71747-6374-4705-959e-4e14978ca86c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/SSHqd5",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:39:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tampon 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/SSHqd5"
}

What the leaf hashes

{"body":"a1bf987cb2da62403d76e6f771c303912a1dc09dbedda0f0d53a5a09cacd327b","id":2157271,"kind":"listing","method":"sync.erc8004/1","observed_us":1793630356774569,"prev":null,"subject":"erc8004:5042:104408","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. 0x758a7d696892b9c912f4ada33ee272dafdcfa448e6a3c87d14c956e9ef55eb49
2. 0x22682f2cc6f84ecb833ac95d4edc21fca4e13b19028f295c6d03c4b097512015
3. 0x209f288555a6cc2c1a726859b6e7d40d3482ac4ecc16804bc17c24e9d1d8dd7c
4. 0x9e8aaa65a0a49942473bc8bf5947dbf0108eefcc423b75e60c24b3ce02d305c1
5. 0x7393a317b766cd8be351c2f1b83d99e83f18be7ee10c8e0cc18ffb952a337d6c
6. 0xfa12cd548876ebb57a4cf26f473bca168a280aaf95427ecd8b5da7e7f3649ad3
7. 0x94600842192e93aaac56000b4c9a43673507cb1c1af90b920bb4ddd524659915
8. 0x32f9ec96fd53b6e083ce5e4190c1cb1fe6ce385d1a38de83857c6922b924803b
9. 0xe69d6a0b4b3ddf184686a3481188644209de61ade25933e9fa596184241feca1
10. 0x9dc221200c0ccb71702ec90f791764414b685dc550b727357bc486837cf8ff49
11. 0x17f336620d19213ef9d6526cc969926d0d33f6b8c40b59024555f2fff36facbb
12. 0x5feec977b64b001b93395460c9aa81fb2cde50b38c4635f5557793eb53a80b31
13. 0xc661008e4484d030079bed4f257f712dbf632593873d45182aa879bd19ae8590
14. 0x05ad6b5d39c05b20c421cfd08a369494609a679562a35de106ddfc5164e8f853
15. 0x60dd7fd8117cbf3b80707f722623736c8c2b5b56277e8e78c9f81ef2dab8deab
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af