← The evidence ledger
Evidence row 2201768
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://graph-algorithms.x402tookit.com/graph-stats
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 99a4802ad12a2cf6d2e8ba17c813649ac8c7541c993951cddea41ad318a9880b
- Leaf
- 0xff97bd80e78b6e01e919a0f02ea87e5b469214340a3559ed566f59af0494ec6c
What was observed
{
"endpoints": [
[
"x402",
"https://graph-algorithms.x402tookit.com/graph-stats"
]
],
"name": "Graph Algorithms",
"owner_address": "0xb531320805c5bed1d46aeadcf4f008fdf172dbda",
"raw": {
"accepts": [
{
"amount": "20000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
"transactionVersions": [
0
]
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
}
],
"description": "Graph statistics: degree sequence, density, bipartite check, tree or forest test, and diameter if connected.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"edges": "0,1; 1,2; 2,3; 3,4; 4,0; 0,5; 1,7; 2,9; 3,6; 4,8; 5,7; 7,9; 9,6; 6,8; 8,5"
},
"type": "http"
},
"output": {
"example": {
"asOf": "2026-10-21T01:36:14.234Z",
"averageDegree": 3,
"averageShortestPathLength": 1.888888889,
"bipartition": null,
"connectedComponents": 1,
"degraded": false,
"degreeSequence": [
3,
3
],
"degrees": {
"0": 3,
"1": 3,
"2": 3,
"3": 3,
"4": 3,
"5": 3,
"6": 3,
"7": 3,
"8": 3,
"9": 3
},
"density": 0.333333333,
"diameter": 3,
"directed": false,
"disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
"edgeCount": 15,
"hasCycle": true,
"isBipartite": false,
"isConnected": true,
"isForest": false,
"isRegular": true,
"isSimple": true,
"isTree": false,
"isolatedNodes": [],
"maxDegree": 3,
"minDegree": 3,
"nodeCount": 10,
"notChecked": [
"graphs over 200 nodes or 1000 edges (refused)",
"weighted diameter (this counts hops; use /all-pairs-shortest for weighted distances)",
"…1 more"
],
"oddCycleEdge": [
"2",
"3"
],
"parallelEdges": 0,
"radius": 3,
"reasons": [
"Density = distinct edges / possible edges (ignores self-loops and repeats). A tree is a connected simple graph with n - 1 edges; a forest is a simple graph with n - components edges. Bipartite means 2…"
],
"selfLoops": 0,
"source": "breadth-first search and degree counting, computed locally",
"summary": "10 nodes, 15 edges, density 0.333333333: connected with cycles, not bipartite, diameter 3.",
"verdict": "GRAPH"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"directed": {
"description": "false (default). true reports in/out degrees and directed density; structure tests then use the undirected skeleton",
"type": "boolean"
},
"edges": {
"description": "Edges separated by ; or newline, each 'from,to' or 'from,to,weight' (default weight 1), or a JSON array of [from,to,weight]; up to 200 nodes, 1000 edges, 60000 characters; node names 1-32 characters of letters, digits, _ . : + - (weights ignored)",
"type": "string"
},
"nodes": {
"description": "Optional extra node names (comma or space separated) so isolated nodes are counted; the total still counts toward the 200-node cap",
"type": "string"
}
},
"required": [
"edges"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"asOf": {
"type": [
"null",
"string"
]
},
"averageDegree": {
"type": [
"null",
"number"
]
},
"averageShortestPathLength": {
"type": [
"null",
"number"
]
},
"bipartition": {},
"connectedComponents": {
"type": [
"null",
"number"
]
},
"degraded": {
"type": [
"boolean",
"null"
]
},
"degreeSequence": {
"items": {
"type": "number"
},
"type": [
"array",
"null"
]
},
"degrees": {
"properties": {
"0": {
"type": [
"null",
"number"
]
},
"1": {
"type": [
"null",
"number"
]
},
"2": {
"type": [
"null",
"number"
]
},
"3": {
"type": [
"null",
"number"
]
},
"4": {
"type": [
"null",
"number"
]
},
"5": {
"type": [
"null",
"number"
]
},
"6": {
"type": [
"null",
"number"
]
},
"7": {
"type": [
"null",
"number"
]
},
"8": {
"type": [
"null",
"number"
]
},
"9": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"density": {
"type": [
"null",
"number"
]
},
"diameter": {
"type": [
"null",
"number"
]
},
"directed": {
"type": [
"boolean",
"null"
]
},
"disclaimer": {
"type": [
"null",
"string"
]
},
"edgeCount": {
"type": [
"null",
"number"
]
},
"hasCycle": {
"type": [
"boolean",
"null"
]
},
"isBipartite": {
"type": [
"boolean",
"null"
]
},
"isConnected": {
"type": [
"boolean",
"null"
]
},
"isForest": {
"type": [
"boolean",
"null"
]
},
"isRegular": {
"type": [
"boolean",
"null"
]
},
"isSimple": {
"type": [
"boolean",
"null"
]
},
"isTree": {
"type": [
"boolean",
"null"
]
},
"isolatedNodes": {
"type": [
"array",
"null"
]
},
"maxDegree": {
"type": [
"null",
"number"
]
},
"minDegree": {
"type": [
"null",
"number"
]
},
"nodeCount": {
"type": [
"null",
"number"
]
},
"notChecked": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"oddCycleEdge": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"parallelEdges": {
"type": [
"null",
"number"
]
},
"radius": {
"type": [
"null",
"number"
]
},
"reasons": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"selfLoops": {
"type": [
"null",
"number"
]
},
"source": {
"type": [
"null",
"string"
]
},
"summary": {
"type": [
"null",
"string"
]
},
"verdict": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-01T23:26:56.978Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-11-01T23:26:56.679Z"
},
"resource": "https://graph-algorithms.x402tookit.com/graph-stats",
"serviceName": "Graph Algorithms",
"tags": [
"graph",
"degree",
"bipartite",
"diameter"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Graph statistics: degree sequence, density, bipartite check, tree or forest test, and diameter if connected."
}What the leaf hashes
{"body":"99a4802ad12a2cf6d2e8ba17c813649ac8c7541c993951cddea41ad318a9880b","id":2201768,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646808833286,"prev":null,"subject":"x402_bazaar:https://graph-algorithms.x402tookit.com/graph-stats","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).
- 0xff97b38ba912237334b823fbeaf9c5ae1182d6fa628e76909429a4fbd6c47f5f
- 0x145d82a224242fb3bc54f0027804477f913e0ec365738f00ab94dbdf694c633d
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- 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
- 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af