← The evidence ledger
Evidence row 2624906
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:199336
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- e1e6062e8f5a2b91f8ca34a6273a85a7d6afe9a0cb202cb31da9b924a150e377
- Leaf
- 0x1d0958396581b8ec93221eb647598e0098e641e96b9b73fc35ca2a8413736fc8
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/n24Fe3"
],
[
"a2a",
"https://centralcity.ai/a2a/fc0b40b6-741f-4e55-854f-5a0a6c3b262e/.well-known/agent-card.json"
]
],
"name": "Sempani",
"owner_address": "0x1b598a03d4a3baad1d3cc120c8379722644c7e05",
"raw": {
"agent_id": "199336",
"agent_uri": "https://centralcity.ai/a/n24Fe3",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Sempani 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/n24Fe3",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Sempani",
"registrations": [
{
"agentId": 199336,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/fc0b40b6-741f-4e55-854f-5a0a6c3b262e/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/n24Fe3",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793730591,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-03T18:30:51Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Sempani 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/n24Fe3"
}What the leaf hashes
{"body":"e1e6062e8f5a2b91f8ca34a6273a85a7d6afe9a0cb202cb31da9b924a150e377","id":2624906,"kind":"listing","method":"sync.erc8004/1","observed_us":1793730651635462,"prev":null,"subject":"erc8004:5042:199336","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).
- 0x1d09750bb2b25c5932f8417cebb53c9b7d475597f51ad6dca40336a772b42de3
- 0xe13979546ec8d6cd489bb4406fb3f419ce7d602a73c91cb1d5730b727e0041c7
- 0x23bb71e3b50fee53a5e5060068284daa5676e3f606ada8298ace96e5a7fd2cf2
- 0xb38c95a596f614ef6b0b7052c537ea129ce0bc01b18ac7d1b629b7c13b822cb7
- 0x1cf1a69b0e4500122960c6ee5cbaa03f6967a864deda8b7e6cb9091d307d2d14
- 0xdab68c454391f2a077015f0f27c0192cdcc883b7d69b3840715716dc3f782154
- 0x8809d37e1fc4f5014d98b04b2efdd639442f9bb4d4e72d6e27d68e0b569cdc2a
- 0x920f7968f6ebdc41bab04f26c3c1911d86efc33e2fe2febb263c41599344dcd5
- 0x74c3eb445ad9d29f11f6d69e881c3697abf21d7d999055e7958f0d3242535be1
- 0x1542b7ec0b64955f05fc828ab95531973512d647bdc8ccd3ee9951d6aeed9453
- 0xa4c98f02ba1716452ca96ae24c1e3fe04382e345ac31b688db37892b8ca9334a
- 0x1554e3bea31760b4ffaf14fb411d2319262f4fcef278efd42b812abad2b6ac39
- 0xa865c151caf5b808863a56eafe459ed6980ba5c059246ed92e8d9688c9ef7fe7
- 0xa1b9921bde76812f1ccbe5230e9921311a3aeab7f9d6861066c6dd5b532d126e
- 0x711583ccee5cdd04f5adf1bada00491547d886e40ddf1799b012e27be2a663c2
- 0xbaff679935afdbe869b23e88acf4edb06c80c1bc21fbe841145699495a3e2db3
- 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
- 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
- 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
- Day root
- 0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
- Chained
- 0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
- Published
- On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7