← The evidence ledger
Evidence row 2251923
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://detect.halowerk.com/v1/api/api-base128-delimited-frames
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 3465934eae74695ae6566bd47ee2f2bf1cd8531688b3f84574d181f9db5dbeb3
- Leaf
- 0x5578ee168fcdf5a0599a0c4f2602a686aac7a317809cf8c59d8c33699115a09b
What was observed
{
"endpoints": [
[
"x402",
"https://detect.halowerk.com/v1/api/api-base128-delimited-frames"
]
],
"name": "detect.halowerk.com/v1/api/api-base128-delimited-frames",
"owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
"raw": {
"accepts": [
{
"amount": "2000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"assetTransferMethod": "eip3009",
"eip712Domain": {
"chainId": 8453,
"name": "USD Coin",
"verifyingContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"version": "2"
},
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
"scheme": "exact"
}
],
"description": "An agent that reads length-delimited binary exports needs canonical unsigned base128 lengths reconciled with the supplied byte stream and frame count.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"artifact": {
"bytes": [
2,
7,
8
],
"claimed_frames": 1
}
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"billable": true,
"findings": [
{
"confidence": 100,
"evidence": [
{
"page_indices": [],
"page_url": null,
"pattern": "api-base128-delimited-frames_scoped_evidence",
"type": "artifact"
}
],
"limits": [
"Only explicitly supplied normalized JSON artifacts are examined; no network request or runtime execution occurs.",
"Unsigned length prefixes are limited to five bytes and payloads to 1 MiB. Payload bytes are skipped and never returned; no application-message parsing occurs."
],
"module": "api-base128-delimited-frames",
"module_cpu_ms": 0,
"state": "not_observed",
"value": {
"decoded_frames": 1,
"frame_count_mismatch": false,
"noncanonical_lengths": 0,
"truncated_or_oversized_frames": 0
},
"warnings": []
}
],
"known_count": 1,
"scope": {
"contact_values_returned": false,
"network": false,
"supplied_artifact_only": true
},
"warnings": []
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"artifact": {
"additionalProperties": false,
"properties": {
"bytes": {
"items": {
"maximum": 255,
"minimum": 0,
"type": "integer"
},
"maxItems": 2048,
"minItems": 0,
"type": "array"
},
"claimed_frames": {
"maximum": 2048,
"minimum": 0,
"type": "integer"
}
},
"required": [
"bytes",
"claimed_frames"
],
"type": "object"
}
},
"required": [
"artifact"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-02T14:53:58.602Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-11-02T14:53:58.184Z"
},
"resource": "https://detect.halowerk.com/v1/api/api-base128-delimited-frames",
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "An agent that reads length-delimited binary exports needs canonical unsigned base128 lengths reconciled with the supplied byte stream and frame count."
}What the leaf hashes
{"body":"3465934eae74695ae6566bd47ee2f2bf1cd8531688b3f84574d181f9db5dbeb3","id":2251923,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793647822947391,"prev":null,"subject":"x402_bazaar:https://detect.halowerk.com/v1/api/api-base128-delimited-frames","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).
- 0x5578f7a059cc3d9bc15b1831b80d6b84d2dd091c12123b51f6c68c1996b86f4c
- 0x83717f6a9a53fb00ad39d438d7facafc187728efdc02e5bac2284193617ce58e
- 0xa672add55f14582cc540f69fdf7f42a7b0ccacdc13c82f2245693dc5abd8a1fb
- 0x5063fc2e868f0840310ac202db3d19837493418e9bbd0a201db677c38b03a710
- 0xa4e2ed038b7e7c256a10c47bb00267ee2b8774b17e663030f91a74d158b524d2
- 0x72cc2ad5aec9b507f5137153b61c84031af21ded23b749fdd59c9036539eb88c
- 0x45ec5c6e713b25bdb63e85042b31a2ade5c08cd7e3327d22f7f946826af9c3a8
- 0x93dade31c537ec6449bcec29265c360b11d31c30d10c8e556490b99d05f82dad
- 0xee38c70f207639c08c629768d203d59e3ca304097a186bae469774d2582c860e
- 0x8aeda7c8800d731662762d48f22e9becf88b6a661a3ff4f310f71794a8024f01
- 0x3738c107423c05d06d19332e8f2dc26707ea31936d5a59e0273aa3050c9bbd11
- 0x60fa0410e92b55107aa67b0dc49b0a16f4a6d03a6b806a712da9290629167b04
- 0xb5b32de12fac3b68a23088b6007f1052bd84011d7da80663c8664b4a4c7bcebf
- 0xc73349c9955998a166e6e5920ac8ee0aa7bc6c9d66bace60f6dbd465dd9e0530
- 0x52242d46cadab5f421a6f86c1edc6379b085ae98482fa80904e4a3028c1849a3
- 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
- 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
- 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
- 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af