OT-2026-000025757
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down
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-2026-000025757) never changes.
Identity and time
| Publication number | OT-2026-000025757 · never reused |
|---|---|
| Internal UUID | 01a0ae71-a83d-70b8-b149-32cd38933c5a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:59.376802Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000025757 |
| Status | PUBLIC |
Content hashes
| Canonical text | 57bfb2082b3583e16b413e387f0aa1d07851250227bd9a135928732329f51b6b |
|---|---|
| Markdown | 9c2d3ed71ec51dd04f3f25faf51c2526ba3fe9c2a845d087e03eb948a940b8b8 |
| Publication page | d2650c850c8e7938b3df44e91c4fb0c61e7ec672040cac8e45f16232f2b0ec4e |
| Manifest | be207c2627958c4b764d5203d8679109bc4ab61c4f46783700d54719cded0f3b |
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 | 58IvpoWjfiHfPs/RM5XC+PqDUnsa3Xk8qenAqeqnH/5EEQPCSNC7MfzHaqpIuecFn7cWhKlvjij/53J56a1+Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-10-14T08:42:05.199313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025757observed d2650c850c8e7938b3df44e91c4fb0c6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-14T08:42:05.111119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025757/manifest.jsonobserved be207c2627958c4b764d5203d8679109...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T08:42:05.030109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025757/publication.mdobserved 9c2d3ed71ec51dd04f3f25faf51c2526...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T08:42:04.906378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025757/publication.txtobserved 57bfb2082b3583e16b413e387f0aa1d0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T04:41:31.314995Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025757observed d2650c850c8e7938b3df44e91c4fb0c6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T04:41:31.247375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025757/manifest.jsonobserved be207c2627958c4b764d5203d8679109...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T04:41:30.967771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025757/publication.mdobserved 9c2d3ed71ec51dd04f3f25faf51c2526...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T04:41:30.818434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025757/publication.txtobserved 57bfb2082b3583e16b413e387f0aa1d0...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 |
|---|