← The evidence ledger
Evidence row 77399
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.561.group/v1/pacing/analysis
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- b44f2623e061b7135612554145847c073bc9dbd30784fb1d184139850bb17268
- Leaf
- 0x8a4d23ce707fe799f50248b98194c0d80d96ef9459daaf378f4cb3fac31df506
What was observed
{
"endpoints": [
[
"x402",
"https://market.561.group/v1/pacing/analysis"
]
],
"name": "561-group-pacing-analysis",
"owner_address": "0x32886f6f361c1d570255c2762967a2e41d0e9b1a",
"raw": {
"accepts": [
{
"amount": "50000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x32886F6F361C1d570255c2762967A2e41D0E9B1a",
"scheme": "exact"
}
],
"description": "Pacing Analysis: the full analyzePacing report over caller-submitted biometric observations -- rolling baselines, morning deviation, resting-heart-rate threshold estimate, and conservative PEM risk flags, each with citations and epistemic labels. Stateless: nothing submitted or computed is stored.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"observations": [
{
"measuredAt": "2026-08-30T07:00:00Z",
"measurement": {
"precision": "1",
"unit": "ms",
"value": "42.1"
},
"metric": "hrv-rmssd",
"missingness": {
"status": "observed"
},
"recordType": "nutrition-biometric-observation",
"schemaVersion": "1.0.0"
}
],
"windowDays": 14
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"activity": {
"baseline": {
"insufficientData": true,
"mad": null,
"median": null,
"missingCount": 0,
"n": 0,
"windowDays": 14
},
"deviation": {
"deviation": null,
"mad": null,
"median": null,
"rawDelta": null,
"status": "insufficient-baseline"
},
"today": null
},
"hrv": {
"baseline": {
"insufficientData": false,
"mad": 3.4,
"median": 42.1,
"missingCount": 1,
"n": 13,
"windowDays": 14
},
"deviation": {
"deviation": -4.3,
"mad": 3.4,
"median": 42.1,
"rawDelta": -10.9,
"status": "ok"
},
"today": {
"status": "observed",
"timestamp": "2026-08-30T07:00:00Z",
"value": 31.2
}
},
"note": "Descriptive statistics and labeled heuristic flags only. No diagnosis, prediction, or confirmation of post-exertional malaise is made or implied.",
"observationCount": 15,
"restingHeartRate": {
"latestValue": 58,
"thresholdEstimate": {
"ceilingBpm": 73,
"evidenceStatus": "Workwell Foundation clinical rule of thumb; no validating primary study found (targeted PubMed search, 2026-09-01). Present as an informal heuristic, never as a validated instrument.",
"formula": "resting heart rate + 15 bpm",
"restingHr": 58
}
},
"risk": {
"dataQuality": {
"activity": "insufficient-baseline",
"hrv": "ok",
"sleep": "insufficient-baseline"
},
"flags": [
{
"code": "HRV_SUPPRESSED_VS_OWN_BASELINE",
"evidenceStatus": "Directionally consistent with Aboagye et al. 2025 (single post-COVID cohort, n=68, not externally validated) and Ruijgt et al. 2026 (observational, no validated threshold). Not a diagnostic or predictive claim.",
"message": "Today's HRV (RMSSD) deviates notably below this person's own rolling baseline."
}
],
"note": "Descriptive deviation-from-own-baseline flags only. No output of this function diagnoses, predicts, or confirms post-exertional malaise."
},
"sleep": {
"baseline": {
"insufficientData": true,
"mad": null,
"median": null,
"missingCount": 0,
"n": 0,
"windowDays": 14
},
"deviation": {
"deviation": null,
"mad": null,
"median": null,
"rawDelta": null,
"status": "insufficient-baseline"
},
"today": null
},
"usableObservationCount": 15,
"windowDays": 14
},
"type": "json"
}
},
"routeTemplate": "/v1/pacing/analysis",
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"metricIds": {
"description": "Overrides which metric id names resting-heart-rate/hrv/sleep/activity.",
"type": "object"
},
"observations": {
"description": "nutrition-biometric-observation-v1-shaped records: { metric, measuredAt|enteredAt, measurement: { value, unit, precision }, missingness: { status } }.",
"items": {
"properties": {
"enteredAt": {
"type": "string"
},
"measuredAt": {
"type": "string"
},
"measurement": {
"properties": {
"precision": {
"type": "string"
},
"unit": {
"type": "string"
},
"value": {}
},
"type": "object"
},
"metric": {
"type": "string"
},
"missingness": {
"properties": {
"status": {
"type": "string"
}
},
"type": "object"
}
},
"required": [
"metric"
],
"type": "object"
},
"minItems": 1,
"type": "array"
},
"windowDays": {
"description": "Trailing rolling-baseline window in days; defaults to 14.",
"minimum": 1,
"type": "integer"
}
},
"required": [
"observations"
]
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"activity": {
"type": "object"
},
"hrv": {
"type": "object"
},
"note": {
"type": "string"
},
"observationCount": {
"type": "integer"
},
"restingHeartRate": {
"type": "object"
},
"risk": {
"type": "object"
},
"sleep": {
"type": "object"
},
"usableObservationCount": {
"type": "integer"
},
"windowDays": {
"type": "integer"
}
},
"required": [
"observationCount",
"usableObservationCount",
"windowDays",
"restingHeartRate",
"hrv",
"sleep",
"activity",
"risk",
"note"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"sign-in-with-x": {
"info": {
"domain": "market.561.group",
"expirationTime": "2026-10-03T02:23:23.394Z",
"issuedAt": "2026-10-03T02:18:23.394Z",
"nonce": "8a0a326420987083da93a35dc475a680",
"resources": [
"https://market.561.group/v1/pacing/analysis"
],
"statement": "Sign in to use what this wallet has been granted at market.561.group.",
"uri": "https://market.561.group/v1/pacing/analysis",
"version": "1"
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"address": {
"type": "string"
},
"chainId": {
"type": "string"
},
"domain": {
"type": "string"
},
"expirationTime": {
"type": "string"
},
"issuedAt": {
"type": "string"
},
"nonce": {
"type": "string"
},
"notBefore": {
"type": "string"
},
"requestId": {
"type": "string"
},
"signature": {
"type": "string"
},
"statement": {
"type": "string"
},
"type": {
"type": "string"
},
"uri": {
"type": "string"
},
"version": {
"type": "string"
}
},
"required": [
"domain",
"address",
"uri",
"version",
"chainId",
"type",
"nonce",
"issuedAt",
"signature"
],
"type": "object"
},
"supportedChains": [
{
"chainId": "eip155:8453",
"type": "eip191"
}
]
}
},
"lastUpdated": "2026-10-03T02:18:23.414Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-03T02:18:23.301Z"
},
"resource": "https://market.561.group/v1/pacing/analysis",
"serviceName": "561-group-pacing-analysis",
"tags": [
"pacing",
"biometric",
"me-cfs",
"long-covid",
"hrv"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Pacing Analysis: the full analyzePacing report over caller-submitted biometric observations -- rolling baselines, morning deviation, resting-heart-rate threshold estimate, and conservative PEM risk flags, each with citations and epistemic labels. Stateless: nothing submitted or computed is stored."
}What the leaf hashes
{"body":"b44f2623e061b7135612554145847c073bc9dbd30784fb1d184139850bb17268","id":77399,"kind":"listing","method":"baseline/1","observed_us":1793025493925256,"prev":null,"subject":"x402_bazaar:https://market.561.group/v1/pacing/analysis","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).
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- 0x231f490acbb86d1ac0f80fbb2d49e85abc0ff9c6392ca16679f2cdf49b2863ac
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- 0xd5ec7ffaecac790d8adfa0620b0a5494758f862e3090b49e556a6ecbad2f0782
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- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae