← The evidence ledger
Evidence row 2201480
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://party-event-calc.x402tookit.com/bill-split
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- c026ae342eac34a847927d2418dc5add8f729fa0e048b375e1ee38fb0b290ec9
- Leaf
- 0xb4e245fe11ddf20cb5ce37eba4b8c64a71c01264c1362d1d9b7abce07e609549
What was observed
{
"endpoints": [
[
"x402",
"https://party-event-calc.x402tookit.com/bill-split"
]
],
"name": "Party & Event Planner",
"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": "Tip and even bill split in exact cents: tip on subtotal or total, shares that add up, optional round up to whole dollars.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"people": 4,
"subtotal": 87.5,
"taxAmount": 7,
"tipPercent": 18
},
"type": "http"
},
"output": {
"example": {
"asOf": "2026-10-12T01:45:03.467Z",
"baseShare": 27.56,
"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.",
"exactSharePerPerson": 27.5625,
"higherShare": 27.57,
"notChecked": [
"service charges or gratuity already on the bill",
"uneven splits by what each person ordered",
"…1 more"
],
"people": 4,
"peoplePayingOneCentMore": 1,
"reasons": [
"Tip = 18% of the subtotal (87.5), rounded to the nearest cent.",
"All money is handled in whole cents so the shares add up to the total."
],
"source": "computed locally (integer cents; the cent remainder goes to the first payers)",
"subtotal": 87.5,
"summary": "Tip 15.75, total 110.25: 3 pay 27.56 and 1 pay 27.57.",
"tax": 7,
"tipAmount": 15.75,
"tipOn": "subtotal",
"tipPercent": 18,
"totalWithTip": 110.25,
"verdict": "COMPUTED"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"people": {
"description": "How many people split it (1 to 500)",
"type": "number"
},
"roundUp": {
"description": "none (default, exact cents) or dollar (each person pays a whole dollar amount)",
"type": "string"
},
"subtotal": {
"description": "Bill before tax and tip, in dollars",
"type": "number"
},
"taxAmount": {
"description": "Tax in dollars (default 0)",
"type": "number"
},
"tipOn": {
"description": "subtotal (default) or total (tip also on the tax)",
"type": "string"
},
"tipPercent": {
"description": "Tip percent, 0 to 100 (default 18)",
"type": "number"
}
},
"required": [
"subtotal",
"people"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"asOf": {
"type": [
"null",
"string"
]
},
"baseShare": {
"type": [
"null",
"number"
]
},
"degraded": {
"type": [
"boolean",
"null"
]
},
"disclaimer": {
"type": [
"null",
"string"
]
},
"exactSharePerPerson": {
"type": [
"null",
"number"
]
},
"higherShare": {
"type": [
"null",
"number"
]
},
"notChecked": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"people": {
"type": [
"null",
"number"
]
},
"peoplePayingOneCentMore": {
"type": [
"null",
"number"
]
},
"reasons": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"source": {
"type": [
"null",
"string"
]
},
"subtotal": {
"type": [
"null",
"number"
]
},
"summary": {
"type": [
"null",
"string"
]
},
"tax": {
"type": [
"null",
"number"
]
},
"tipAmount": {
"type": [
"null",
"number"
]
},
"tipOn": {
"type": [
"null",
"string"
]
},
"tipPercent": {
"type": [
"null",
"number"
]
},
"totalWithTip": {
"type": [
"null",
"number"
]
},
"verdict": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-01T23:42:58.534Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-11-01T23:42:58.247Z"
},
"resource": "https://party-event-calc.x402tookit.com/bill-split",
"serviceName": "Party & Event Planner",
"tags": [
"bill-split",
"tip",
"restaurant",
"money"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Tip and even bill split in exact cents: tip on subtotal or total, shares that add up, optional round up to whole dollars."
}What the leaf hashes
{"body":"c026ae342eac34a847927d2418dc5add8f729fa0e048b375e1ee38fb0b290ec9","id":2201480,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646805671477,"prev":null,"subject":"x402_bazaar:https://party-event-calc.x402tookit.com/bill-split","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).
- 0xb4e25d38d2868fff5f64a25d0d409d3ab0eb222d518eb624350b174c6e3c1727
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- 0xc5147e2b4f8ada9ab46310bb751ba3b1eb09f47b3a2aa2ab026009bf59a6c07c
- 0x586ddcde536d52968c7d7171291d2e9ed8c9ee89c84cca8c55738ce426df87cf
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- 0xe27ae525c592893402c81f54280cf8dc93a98522e471b999ddaea8fef9440f89
- 0xbec8bcd807b3cb432903e8e5b05dab86aa29668d33fb51f7e075fc189111ed44
- 0x1d7550d28eee08e134d18cbe246fc92783b3e2319f1f66c9bc4fb223bc00f533
- 0x699ae7fef9e8b87b378f2b7f3c6ae482aa3f19000267f273752a19f30c704991
- 0x8f3b097427a1bfae26e9231cb5b00552011a27ad93aa4c0d3e267190fcbbb962
- 0x08da04eef748b7ac08271324db18913501d72c52afa240bf3f08b6da46e3b97f
- 0x834b6b9a36b42da183e2542785e8d2d7548ace455268a81922edbe6020cef644
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- 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af