Evidence row 2556743

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/5AgeE7"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b8def354-8f4a-439e-ae09-161cd242d891/.well-known/agent-card.json"
    ]
  ],
  "name": "Buko",
  "owner_address": "0x4ae241c73789783d667a57df97944c174db32e57",
  "raw": {
    "agent_id": "171588",
    "agent_uri": "https://centralcity.ai/a/5AgeE7",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Buko 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/5AgeE7",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Buko",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b8def354-8f4a-439e-ae09-161cd242d891/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/5AgeE7",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:57:35Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Buko 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/5AgeE7"
}

What the leaf hashes

{"body":"b917a69e2566343022ffc427959e38d6ec8e563ed2a74f178a78838206a6db25","id":2556743,"kind":"listing","method":"sync.erc8004/1","observed_us":1793696255513779,"prev":null,"subject":"erc8004:5042:171588","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x0dc25bf4d6bf3c08f1a60c64fb526518c6b264c9aedee67f51be2e9e85c6f10a
2. 0x1a2ab264a68862b74f450ee18ac95b2528c9afa169486c045a53c106c4536f06
3. 0xe17c2cb341b9128e26b17b7ec4045a28eef089d259b3b8354d59dd72c6c5c819
4. 0x3d9e41e2745244a0f8d82dcce16018cf38a7746a231fd17967d35cd23352227b
5. 0x3ee52b9b536622aa819f3e0cdf441e2ec44d38df93f94a5b2066b5f19e886184
6. 0x3334587d5a06b487fceb8a9ca6fd183ecc9d375c92e72ee5e716245125d2737a
7. 0x2eab9facd0bba4d24cea0cec27c01b639970ef137045ff60a1bd1657bad0918d
8. 0x7f8f5595da0e03c5d9563c3799be87b13e0f5c4998396848eb00033d89e585b5
9. 0xbe2d4a0032e4f7ebe037668d9b64be3520215c5a2b193f00593f31916382055a
10. 0x46258bea6592d5374157fee6db6e6e34aceb9d9f20a02abfe59bae0d1f9bc47c
11. 0x205ea6ae33c11fb33dd6d7157ddbcde3d54ec17db6449ddaa15f078173c7a428
12. 0xa2b0f26f4e84db03ad032393b2a3695ea5f33353da8a24629497d53b9a55a657
13. 0x593c60077eaf63cd302a3d033a280b28ac4c98d73bae86915b770c7e408ad8db
14. 0xa495b842d8f7d8efe4285381f8b862b8ab4fec0bfe90ede1e0c66f9fad72c871
15. 0xb4a5f7c31f5cf0c432e074558e814e1cf79fb110d635b7af2aa4b424de125934
16. 0x06da6e1933d86a9ec29befc4660e18827c5663bfa2083536fe460228c0434945
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7