OT-2026-000052758
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000052758) never changes.
Identity and time
| Publication number | OT-2026-000052758 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42d-742b-ac6f-341a03439ddd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052758 |
| Status | PUBLIC |
Content hashes
| Canonical text | effb497b6eb4cce489b4f5cd141c75cc684acf5fe791722cac5baae668869629 |
|---|---|
| Markdown | 7b16fd0ef5cc0e6a54a430286ce7fbd1ff776242944547aef18d600b0bc0bcac |
| Publication page | 3582fbec9839c14d232945e07e81dfefc9fe5118282c41d2fc7017c5b4663bb0 |
| Manifest | 4f3a2e4d8acee79ab0f9975eee208dcb8ecaaa5e2dc15a3b7eb8c36607fb0037 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | FiTOQC+lb4fBt+o4f8MA8Bdw74VWFA5RJSGBy/N+YmfD9EawuMLqlEooLzZO2OK2G15Vlp5IECRincCszGZCBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-11-03T08:41:37.031604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052758observed 3582fbec9839c14d232945e07e81dfef...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-03T08:41:36.963265Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052758/manifest.jsonobserved 4f3a2e4d8acee79ab0f9975eee208dcb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T08:41:36.906886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052758/publication.mdobserved 7b16fd0ef5cc0e6a54a430286ce7fbd1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T08:41:36.713313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052758/publication.txtobserved effb497b6eb4cce489b4f5cd141c75cc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T08:42:07.091519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052758observed 3582fbec9839c14d232945e07e81dfef...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T08:42:07.020164Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052758/manifest.jsonobserved 4f3a2e4d8acee79ab0f9975eee208dcb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T08:42:06.949582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052758/publication.mdobserved 7b16fd0ef5cc0e6a54a430286ce7fbd1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T08:42:06.827663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052758/publication.txtobserved effb497b6eb4cce489b4f5cd141c75cc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|