← The evidence ledger
Evidence row 2453
Observed , by baseline/1.
- Kind
- listing
- About
- source_record agentic_market:geometry-openverbs-com
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 4e21d23f796d1f9b923c0fb4c006bd2d19c56cb87fac5bfa794e7b2a30a5e626
- Leaf
- 0xe9421597fe2c3232308591ab3f644147974fb3aa5eb305e66564fe4403215c47
What was observed
{
"endpoints": [
[
"x402",
"https://geometry.openverbs.com/v1/circle"
],
[
"x402",
"https://geometry.openverbs.com/v1/distance"
],
[
"x402",
"https://geometry.openverbs.com/v1/polygon"
],
[
"x402",
"https://geometry.openverbs.com/v1/rectangle"
],
[
"x402",
"https://geometry.openverbs.com/v1/triangle"
]
],
"name": "geometry.openverbs.com",
"owner_address": null,
"raw": {
"caip2_networks": [
"eip155:8453"
],
"category": "",
"description": "",
"domain": "geometry.openverbs.com",
"endpoints": [
{
"description": "Diameter, circumference and area of a circle from its radius.",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": 1,
"group": "body",
"name": "radius",
"required": false,
"type": "number"
}
],
"pricing": {
"amount": "0.004",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "2",
"l30DaysUniquePayers": "2"
},
"serviceName": "Circle",
"tags": [
"circle area calculator",
"calculate circumference",
"radius to diameter",
"circle geometry api",
"area of circle"
],
"url": "https://geometry.openverbs.com/v1/circle"
},
{
"description": "Euclidean, Manhattan and Chebyshev distance between two 2-D points.",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": [],
"group": "body",
"name": "from",
"required": false,
"type": "array"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": [],
"group": "body",
"name": "to",
"required": false,
"type": "array"
}
],
"pricing": {
"amount": "0.004",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "2",
"l30DaysUniquePayers": "2"
},
"serviceName": "Point distance",
"tags": [
"point distance calculator",
"euclidean distance",
"manhattan distance",
"chebyshev distance",
"distance between points"
],
"url": "https://geometry.openverbs.com/v1/distance"
},
{
"description": "Area (shoelace formula), perimeter and centroid of a simple polygon given its vertices in order. Vertices are treated as a closed ring (last connects to first).",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": [],
"group": "body",
"name": "points",
"required": false,
"type": "array"
}
],
"pricing": {
"amount": "0.004",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "1",
"l30DaysUniquePayers": "1"
},
"serviceName": "Polygon",
"tags": [
"polygon area calculator",
"shoelace formula",
"polygon centroid",
"calculate polygon perimeter",
"vertices to area"
],
"url": "https://geometry.openverbs.com/v1/polygon"
},
{
"description": "Area, perimeter and diagonal of a rectangle from its width and height.",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": 1,
"group": "body",
"name": "height",
"required": false,
"type": "number"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": 1,
"group": "body",
"name": "width",
"required": false,
"type": "number"
}
],
"pricing": {
"amount": "0.004",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "1",
"l30DaysUniquePayers": "1"
},
"serviceName": "Rectangle",
"tags": [
"rectangle area calculator",
"calculate rectangle perimeter",
"rectangle diagonal",
"width height geometry",
"area of rectangle"
],
"url": "https://geometry.openverbs.com/v1/rectangle"
},
{
"description": "Area (Heron's formula), perimeter and interior angles of a triangle from its three side lengths. Sides that violate the triangle inequality are rejected as a clean 400.",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": 1,
"group": "body",
"name": "a",
"required": false,
"type": "number"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": 1,
"group": "body",
"name": "b",
"required": false,
"type": "number"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": 1,
"group": "body",
"name": "c",
"required": false,
"type": "number"
}
],
"pricing": {
"amount": "0.004",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "1",
"l30DaysUniquePayers": "1"
},
"serviceName": "Triangle (SSS)",
"tags": [
"triangle area calculator",
"herons formula",
"triangle side lengths",
"calculate triangle angles",
"triangle inequality validation"
],
"url": "https://geometry.openverbs.com/v1/triangle"
}
],
"enriched": false,
"iconUrl": "",
"id": "geometry-openverbs-com",
"integrationType": "",
"isNew": false,
"name": "geometry.openverbs.com",
"networks": [
"Base"
],
"priceSummary": {
"avgCostBasis": "exact",
"avgCostPerTransaction": "0.004",
"currency": "USDC",
"maxAmount": "0.004",
"minAmount": "0.004"
},
"provider": "geometry.openverbs.com",
"providerUrl": "",
"serviceName": "",
"tags": [
"circle area calculator",
"calculate circumference",
"radius to diameter",
"circle geometry api",
"area of circle",
"point distance calculator",
"euclidean distance",
"manhattan distance",
"chebyshev distance",
"distance between points",
"polygon area calculator",
"shoelace formula",
"polygon centroid",
"calculate polygon perimeter",
"vertices to area",
"rectangle area calculator",
"calculate rectangle perimeter",
"rectangle diagonal",
"width height geometry",
"area of rectangle",
"triangle area calculator",
"herons formula",
"triangle side lengths",
"calculate triangle angles",
"triangle inequality validation"
]
},
"source": "agentic_market",
"summary": ""
}What the leaf hashes
{"body":"4e21d23f796d1f9b923c0fb4c006bd2d19c56cb87fac5bfa794e7b2a30a5e626","id":2453,"kind":"listing","method":"baseline/1","observed_us":1793025266753723,"prev":null,"subject":"agentic_market:geometry-openverbs-com","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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- 0x84f95a37fb0f95a81d51c1a18c5c59be80cb743124a9efe5d7811e8c2bfa7b18
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- 0xafcc1fe54cfe00a3a1de33df127340075f22433bb89848bbc81499cd7aca5b2b
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- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae