passlisted in Coinbase#1 by calls of 2 on this host
0.02 USDC
per call, as the listing declares it on eip155:
- Validation state
- pass
- Uptime, 7 / 30 / 90 days
- 100% / 100% / 100%
- Calls, trailing 30 days
- 1
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-10-04 23:45 UTC
- First observed by TOLLderived
- 2026-10-05
- Pricederived
- 0.02 USDC
- Networks
- 1
How big is this endpoint among the ones like it?
No trace is drawn of this endpoint’s own volume. Its counters have changed 1 time across 9 observations, and 3 changes are the fewest this site will draw a trace through, because two points and a guess are not a series. Every observation is in the JSON.
TOLL first observed it on 2026-10-05.
TOLL files context context delta under the "other" category: a POST endpoint on nova-retail-controlled-proof.onrender.com, listed in the Coinbase registry.
Per call, context context delta declares 0.02 USDC on Base.
Callers of context context delta supply a json body with the fields generated_at, current_context and previous_context.
context context delta answered the sweep of 2026-10-07 with a valid 402, as at every sweep since 2026-10-05.
A response from context context delta, as declared, includes subject, limitations, resource_id, delta_status, generated_at, resource_type and 2 others.
context context delta is one of 2 listed endpoints on nova-retail-controlled-proof.onrender.com, tied 1st by calls with 1 other among them.
context context delta takes 50% of the calls counted across nova-retail-controlled-proof.onrender.com.
In the trailing 30 days: one call, one payer.
context context delta was last called 3 days before the snapshot.
Closest in price to context context delta within the "other" category: exchange rate at api.strale.io and apollo people enrichment at apollo.x402.paywithlocus.com.
context context delta is priced above 84% of comparable listings in the "other" category.
The wallet paid by context context delta is the payee of 2 endpoints on one host.
The price of context context delta is declared by 156 other listings in the "other" category too.
the payment options, as of 2026-10-08 06:01 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.02 USDC | exact | 0xd764F1…D9D0E3 |
the checks, as of 2026-10-07 14:13 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-10-07 14:13 UTC | pass | 0 | daily-2026-10-07 |
| 2026-10-06 14:41 UTC | pass | 0 | daily-2026-10-06 |
| 2026-10-05 12:48 UTC | pass | 0 | daily-2026-10-05 |
| 2026-10-05 05:52 UTC | pass | 0 | new-after-daily-2026-10-05 |
Presence in a registry, not liveness of the service (method). Newest first.
- listed in Coinbase
From the registry record, not validated by TOLL.the declared schema, as of 2026-10-04 23:45 UTC · method · live
The input and output block
{
"input": {
"body": {
"generated_at": "2026-09-12T12:00:00Z",
"current_context": {
"subject": {
"label": "BTC/USD",
"subject_id": "BTC-USD",
"subject_type": "market_pair"
},
"evidence": [
{
"source_id": "public-example-source",
"evidence_id": "public-example-last-price",
"evidence_status": "observed",
"claim_or_observation": "last_price=100100 BTC-USD"
}
],
"freshness": {
"observed_at": "2026-09-12T12:00:00Z",
"freshness_status": "fresh",
"source_age_seconds": 0
},
"confidence": {
"basis": "Example client-carried observation for public contract discovery.",
"level": "medium"
},
"provenance": [
{
"source_id": "public-example-source",
"observed_at": "2026-09-12T12:00:00Z",
"source_type": "public_example",
"source_status": "present_unverified",
"contribution_scope": [
"market_pair_last_price"
],
"claim_reconciliation_status": "not_assessed"
}
],
"limitations": [
{
"impact": "limited_scope",
"description": "Discovery example only; evidence remains client-carried and unverified.",
"limitation_id": "public-example-scope"
}
],
"resource_id": "state-ping-example-current",
"generated_at": "2026-09-12T12:00:00Z",
"resource_type": "state_ping",
"context_status": "partially_resolved",
"contradictions": [],
"schema_version": "0.1.0",
"authority_effect": "none",
"unresolved_evidence": []
},
"previous_context": {
"subject": {
"label": "BTC/USD",
"subject_id": "BTC-USD",
"subject_type": "market_pair"
},
"evidence": [
{
"source_id": "public-example-source",
"evidence_id": "public-example-last-price",
"evidence_status": "observed",
"claim_or_observation": "last_price=100000 BTC-USD"
}
],
"freshness": {
"observed_at": "2026-09-12T11:55:00Z",
"freshness_status": "fresh",
"source_age_seconds": 0
},
"confidence": {
"basis": "Example client-carried observation for public contract discovery.",
"level": "medium"
},
"provenance": [
{
"source_id": "public-example-source",
"observed_at": "2026-09-12T11:55:00Z",
"source_type": "public_example",
"source_status": "present_unverified",
"contribution_scope": [
"market_pair_last_price"
],
"claim_reconciliation_status": "not_assessed"
}
],
"limitations": [
{
"impact": "limited_scope",
"description": "Discovery example only; evidence remains client-carried and unverified.",
"limitation_id": "public-example-scope"
}
],
"resource_id": "state-ping-example-previous",
"generated_at": "2026-09-12T11:55:00Z",
"resource_type": "state_ping",
"context_status": "partially_resolved",
"contradictions": [],
"schema_version": "0.1.0",
"authority_effect": "none",
"unresolved_evidence": []
}
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"subject": {
"label": "BTC/USD",
"subject_id": "BTC-USD",
"subject_type": "market_pair"
},
"limitations": [],
"resource_id": "context-delta-91e9a7267ab3fcdce8fe8f66",
"delta_status": "changed",
"generated_at": "2026-09-12T12:00:00Z",
"resource_type": "context_delta",
"schema_version": "0.1.0",
"authority_effect": "none",
"material_changes": [
{
"field": "observed_at",
"item_id": null,
"category": "freshness",
"change_id": "material-change-aad59f135d32b8e6cfb9f8e3",
"change_type": "value_changed",
"current_value": "2026-09-12T12:00:00Z",
"previous_value": "2026-09-12T11:55:00Z"
},
{
"field": "observed_at",
"item_id": "public-example-source",
"category": "provenance",
"change_id": "material-change-ee1ca54c09fa66775144e3a4",
"change_type": "value_changed",
"current_value": "2026-09-12T12:00:00Z",
"previous_value": "2026-09-12T11:55:00Z"
},
{
"field": "content",
"item_id": "public-example-last-price",
"category": "evidence",
"change_id": "material-change-f712bc18f08980ebc25df088",
"change_type": "content_changed",
"current_value": "{\"claim_or_observation\":\"last_price=100100 BTC-USD\",\"evidence_id\":\"public-example-last-price\",\"source_id\":\"public-example-source\"}",
"previous_value": "{\"claim_or_observation\":\"last_price=100000 BTC-USD\",\"evidence_id\":\"public-example-last-price\",\"source_id\":\"public-example-source\"}"
}
],
"freshness_changes": [
{
"field": "observed_at",
"change_id": "freshness-change-ebecda1fcbfb3c08e114de17",
"current_value": "2026-09-12T12:00:00Z",
"previous_value": "2026-09-12T11:55:00Z"
}
],
"confidence_changes": [],
"current_context_id": "state-ping-example-current",
"limitation_changes": [],
"provenance_changes": [
{
"field": "observed_at",
"change_id": "provenance-change-c14455d3e5b633ef90196215",
"source_id": "public-example-source",
"change_type": "observed_at_changed",
"current_value": "2026-09-12T12:00:00Z",
"previous_value": "2026-09-12T11:55:00Z"
}
],
"previous_context_id": "state-ping-example-previous",
"contradiction_changes": [],
"evidence_state_changes": [
{
"change_id": "evidence-change-d18b1a54a0b68c6855212169",
"source_id": "public-example-source",
"change_type": "content_changed",
"evidence_id": "public-example-last-price",
"current_status": "observed",
"previous_status": "observed"
}
],
"unresolved_evidence_changes": []
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-10-08 06:01 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "context context delta on nova-retail-controlled-proof.onrender.com", snapshot of 2026-10-08 06:01 UTC. https://tollindex.com/e/nova-retail-controlled-proof-onrender-com-retail-v1-context-context-delta-f66182/at/2026-10-08T06-01Z. Accessed [access date].
BibTeX
@misc{toll-e-nova-retail-controlled-proof-onrender-com-retail-v1-context-context-delta-f66182-2026-10-08T06-01Z,
author = {TOLL},
title = {context context delta on nova-retail-controlled-proof.onrender.com},
howpublished = {\url{https://tollindex.com/e/nova-retail-controlled-proof-onrender-com-retail-v1-context-context-delta-f66182/at/2026-10-08T06-01Z}},
year = {2026},
month = {10},
note = {Pinned view of the snapshot of 2026-10-08 06:01 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.