passlisted in Coinbase#25 by calls of 361 on this host
0.003 USDC
per call, as the listing declares it on eip155:
- Validation state
- pass
- Uptime, 7 / 30 / 90 days
- 67% / 67% / 67%
- Calls, trailing 30 days
- 1
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-09-25 01:15 UTC
- First observed by TOLLderived
- 2026-09-25
- Pricederived
- 0.003 USDC
- Networks
- 3
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 21 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.
research paper search is one of 361 listed endpoints on twin.unykorn.org, tied 25th by calls with 336 others among them.
research paper search takes a json body with the field params.
A response from research paper search, as declared, includes ok, type, receipt, sources, limitations, generated_at and 1 other.
research paper search drew a single call from a single payer in the trailing 30 days.
The last call to research paper search came 6 days before the snapshot, 2026-09-25.
On Base, research paper search asks 0.003 USDC per call.
research paper search accepts payment on Base, Polygon and Solana, 3 options in all, to 2 different wallets.
TOLL files research paper search under search: a POST endpoint on twin.unykorn.org, listed in the Coinbase registry.
research paper search answered the sweep of 2026-10-01 with a valid 402, passing 4 of 6 sweeps since 2026-09-25.
Closest in price to research paper search within search: social links search search social links at x402.openwebninja.com and search news at api.agentstools.dev.
research paper search is priced above 19% of comparable listings in search.
For 1 of the options on research paper search, TOLL has no verified decimals and shows the raw amount.
The wallet paid by research paper search is the payee of 362 endpoints on one host.
Seller tags: research, academic search, papers and citations.
The price of research paper search is declared by 77 other listings in search too.
the payment options, as of 2026-10-01 05:50 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.003 USDC | exact | 0x7d9a65…c156DB |
| Coinbase | eip155: | USDC | 0.003 USDC | exact | 0x7d9a65…c156DB |
| Coinbase | solana: | EPjFWdd5…yTDt1v | 3000 smallest units, decimals unknown | exact | FN9TC2Sc…jXLwY1 |
the checks, as of 2026-10-01 07:13 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-10-01 07:13 UTC | pass | 0 | daily-2026-10-01 |
| 2026-09-30 06:30 UTC | pass | 0 | daily-2026-09-30 |
| 2026-09-29 18:50 UTC | pass | 0 | daily-2026-09-29 |
| 2026-09-28 05:36 UTC | pass | 0 | daily-2026-09-28 |
| 2026-09-25 20:23 UTC | fail | 1 | daily-2026-09-25 |
| 2026-09-25 19:17 UTC | fail | 1 | new-after-daily-2026-09-24 |
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 2026-09-25 01:15 UTC · method · live
The input and output block
{
"input": {
"body": {
"params": {
"q": "tokenization of real world assets",
"from_year": 2022
}
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"ok": true,
"type": "crossref-search",
"receipt": {
"tx_hash": "0x<64hex>",
"amount_usd": 0.003,
"receipt_id": "g402-<16hex>"
},
"sources": [
{
"ok": true,
"name": "<source>"
}
],
"limitations": "<text>",
"generated_at": "<iso time>",
"evidence_hash": "sha256:<64hex>"
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-10-01 05:50 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "research paper search on twin.unykorn.org", snapshot of 2026-10-01 05:50 UTC. https://tollindex.com/e/twin-unykorn-org-research-paper-search-3ea1b3/at/2026-10-01T05-50Z. Accessed [access date].
BibTeX
@misc{toll-e-twin-unykorn-org-research-paper-search-3ea1b3-2026-10-01T05-50Z,
author = {TOLL},
title = {research paper search on twin.unykorn.org},
howpublished = {\url{https://tollindex.com/e/twin-unykorn-org-research-paper-search-3ea1b3/at/2026-10-01T05-50Z}},
year = {2026},
month = {10},
note = {Pinned view of the snapshot of 2026-10-01 05:50 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.