← The evidence ledger
Evidence row 2076158
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:69632
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 2fb4a506795cc50cc30174142603adfdf212ddcfa466578f39ec56f8a6bd6b74
- Leaf
- 0x9d1186c6815257c11223a61075337aa72803e87b020d46ef9c11093717ad72cd
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/snC4mU"
],
[
"a2a",
"https://centralcity.ai/a2a/006b9233-e170-45db-bb21-e1e781c68a1f/.well-known/agent-card.json"
]
],
"name": "Sempias",
"owner_address": "0xd8d5855baf9237974106c5e48b2d4b47954d7826",
"raw": {
"agent_id": "69632",
"agent_uri": "https://centralcity.ai/a/snC4mU",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Sempias 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/snC4mU",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Sempias",
"registrations": [
{
"agentId": 69632,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/006b9233-e170-45db-bb21-e1e781c68a1f/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/snC4mU",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793601182,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-02T06:35:48Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Sempias 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/snC4mU"
}What the leaf hashes
{"body":"2fb4a506795cc50cc30174142603adfdf212ddcfa466578f39ec56f8a6bd6b74","id":2076158,"kind":"listing","method":"sync.erc8004/1","observed_us":1793601348441000,"prev":null,"subject":"erc8004:5042:69632","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).
- 0x9d117e18941b7672edd463a87ad4fae9a5f7e490985021ef7b3e4d87e7bdb7ee
- 0x73dd41df6b422df8e0f76a3d94bd8cad7a360d15c6cd37daf3387e3f3c1720e6
- 0xfc2c1f685004cd381fc7ecbf50c69d7a4b1f17b5890b46864f18387cb64fe51a
- 0x837ef700d5bdd9819805be9062fcc3b882011d0aedf215159184859b1b894049
- 0xd1beee133d4438eccae6c9e9302dbfb2caff66b3b6aedb9e71c114c73b9bb31d
- 0xc11531e453fa509a212fd354c58697c3a489bc91943095ccdd081f53616ca14b
- 0xdb66d50f9a38e40c6da8c496fce7ec03abc0594dfa4fc1316f1991b32083c4e5
- 0x751cc77a5af89817c0246080610e97d5a900ec51d8028b6e07ba7be97942cd27
- 0x9378917f7da77818fc48500a987d28cac7a6d4103598d5f506a8bf4d188b9a13
- 0x0f8e53ed534ba7c56792ed66e245f9f4efd2b341c86017bbed162105150e5e3f
- 0x4513f52fe87daf1db700a9667d602fd3ef58ee1bb21a3277eeee2b77fdf3aa3e
- 0xe76812bd40e4cc597f49a99c25abfeed399db07d379b5ddc3f78d59b5a7e5ed3
- 0x13372d9573063408d81df51991faad9353f3d2ff284b3f6343d434448850fec0
- 0xdff61622855886d80ecda4fb808422c854d0801605b73184332cf83604a730ff
- 0x9c91ecb84461aa4cb2a891252746755d862a88fe9bad822700cdb99eaab2edca
- 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
- 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
- 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
- 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af