← The evidence ledger
Evidence row 2201566
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://ml-metrics.x402tookit.com/bleu-rouge
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 3233943050cb52e70a725217cc7e0cecfd8018479179f70faaed637f666aa502
- Leaf
- 0xa65595a986c72382c7db9ea95985fee8180d7f84c5d20874a2944771f08226bf
What was observed
{
"endpoints": [
[
"x402",
"https://ml-metrics.x402tookit.com/bleu-rouge"
]
],
"name": "Machine Learning Metrics",
"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": "Sentence BLEU (1-4 gram, brevity penalty, optional smoothing) and ROUGE-1, ROUGE-2, ROUGE-L F1 for text against references.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"candidate": "the cat sat on the mat",
"references": "the cat is on the mat",
"smoothing": "add1"
},
"type": "http"
},
"output": {
"example": {
"asOf": "2026-10-21T05:49:43.592Z",
"bleu": 0.485492,
"bleuOrder": 4,
"brevityPenalty": 1,
"candidateTokens": 6,
"closestReferenceTokens": 6,
"degraded": 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.",
"ngramPrecisions": [
{
"matches": 5,
"n": 1,
"precision": 0.833333,
"total": 6
},
{
"matches": 3,
"n": 2,
"precision": 0.666667,
"total": 5
}
],
"notChecked": [
"semantic quality (n-gram overlap only)",
"stemming, synonyms or ROUGE-S/SU variants",
"…2 more"
],
"reasons": [],
"referenceCount": 1,
"rouge1": {
"f1": 0.833333,
"precision": 0.833333,
"recall": 0.833333
},
"rouge2": {
"f1": 0.6,
"precision": 0.6,
"recall": 0.6
},
"rougeL": {
"f1": 0.833333,
"precision": 0.833333,
"recall": 0.833333
},
"rougeNote": "With several references each ROUGE score is the best F1 over the references.",
"smoothing": "add1",
"source": "computed locally",
"summary": "BLEU-4 0.485492; ROUGE-1 F1 0.833333, ROUGE-2 F1 0.6, ROUGE-L F1 0.833333.",
"tokenizer": "whitespace",
"verdict": "MODERATE_OVERLAP"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"candidate": {
"description": "Generated text, up to 5000 characters",
"type": "string"
},
"maxn": {
"description": "Highest BLEU n-gram order, 1 to 4, default 4",
"type": "integer"
},
"references": {
"description": "One or more reference texts separated by a line break or |||, up to 20 references, 5000 characters each",
"type": "string"
},
"smoothing": {
"description": "none (default), add1 (add one to n>1 counts), or epsilon (0.1 for zero matches)",
"type": "string"
},
"tokenizer": {
"description": "whitespace (default, text is split on spaces as given) or words (lowercase, punctuation removed)",
"type": "string"
}
},
"required": [
"candidate",
"references"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"asOf": {
"type": [
"null",
"string"
]
},
"bleu": {
"type": [
"null",
"number"
]
},
"bleuOrder": {
"type": [
"null",
"number"
]
},
"brevityPenalty": {
"type": [
"null",
"number"
]
},
"candidateTokens": {
"type": [
"null",
"number"
]
},
"closestReferenceTokens": {
"type": [
"null",
"number"
]
},
"degraded": {
"type": [
"boolean",
"null"
]
},
"disclaimer": {
"type": [
"null",
"string"
]
},
"ngramPrecisions": {
"items": {
"properties": {
"matches": {
"type": [
"null",
"number"
]
},
"n": {
"type": [
"null",
"number"
]
},
"precision": {
"type": [
"null",
"number"
]
},
"total": {
"type": [
"null",
"number"
]
}
},
"type": "object"
},
"type": [
"array",
"null"
]
},
"notChecked": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"reasons": {
"type": [
"array",
"null"
]
},
"referenceCount": {
"type": [
"null",
"number"
]
},
"rouge1": {
"properties": {
"f1": {
"type": [
"null",
"number"
]
},
"precision": {
"type": [
"null",
"number"
]
},
"recall": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"rouge2": {
"properties": {
"f1": {
"type": [
"null",
"number"
]
},
"precision": {
"type": [
"null",
"number"
]
},
"recall": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"rougeL": {
"properties": {
"f1": {
"type": [
"null",
"number"
]
},
"precision": {
"type": [
"null",
"number"
]
},
"recall": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"rougeNote": {
"type": [
"null",
"string"
]
},
"smoothing": {
"type": [
"null",
"string"
]
},
"source": {
"type": [
"null",
"string"
]
},
"summary": {
"type": [
"null",
"string"
]
},
"tokenizer": {
"type": [
"null",
"string"
]
},
"verdict": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-01T23:38:41.847Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-11-01T23:38:41.535Z"
},
"resource": "https://ml-metrics.x402tookit.com/bleu-rouge",
"serviceName": "Machine Learning Metrics",
"tags": [
"nlp",
"bleu",
"rouge",
"machine-translation",
"summarization"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Sentence BLEU (1-4 gram, brevity penalty, optional smoothing) and ROUGE-1, ROUGE-2, ROUGE-L F1 for text against references."
}What the leaf hashes
{"body":"3233943050cb52e70a725217cc7e0cecfd8018479179f70faaed637f666aa502","id":2201566,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646806706843,"prev":null,"subject":"x402_bazaar:https://ml-metrics.x402tookit.com/bleu-rouge","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).
- 0xa655ab5328e43a5d13759f3636f9f07d31caf2b2820d2f0199600a3c31eb087e
- 0xe5937085527351b5cbcae6cf77148ead7a037cc067d33804e931a13e1a06a640
- 0x2d8ce77281d2f9501d407347eb7cd3556767ab47343f3619d902ea38208641e2
- 0x4a3cacd8dfc90dcc8c26e3da474305afde742e0c614dd7345b133bb7b08d4f5e
- 0x4411285200101314d9b89c42d5b59a2a44daf026cc4fbd7246538f57c18f8b51
- 0x8fe8a3c4470391732e56628e00bcbe117de4f4c1a4e3d672d5038e78eb38d907
- 0x7675c03203461bb5c2809b77b8a4a5d6af5b6ea766413e51a02fc4c1795bd34d
- 0x9691347f7840fd0b216ca7b663351e766d7eda4be549887a05ffba518e3fc49f
- 0x635e075797752c3a425a355f1ac9160b5079ba38b2f6521510cdcfe057ae0717
- 0x76d3b4885975ad2264bf7f771bfa2d8e4c8420300e107cf94d15ad505f4fa8ff
- 0x8ffcffcbb23222b0e977edb61b39fade9fb75ed3af64fade05800bb3ba9b5711
- 0xc6f69d3f6f4fe09a9fc212c8631ef7fd2534c303c7902f55a5a63805fdc57695
- 0xec9b01ce49e2dd688fa78781733c888976342aaf0672176098d6561858941ddd
- 0x7a6e52c5cebe3ec69d18cc200885d32108ba1be1b19f2da2ead8becbf3db3cb1
- 0x7abf7290721a0b95be706db03c09de9df65bcba8e18ffe4616da43d9c31d6b0a
- 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
- 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
- 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
- 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af