OT-2026-000021569
Publication integrity record
Single cup vacuum gripper, common isolation valve, single stage ejector, 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-2026-000021569) never changes.
Identity and time
| Publication number | OT-2026-000021569 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-7bb6-a524-516f4aa6711d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021569 |
| Status | PUBLIC |
Content hashes
| Canonical text | a8e25906d4f9f0f756d0fea8fe1ad2d4e3757f9724d16c0ac06756376a36b6c5 |
|---|---|
| Markdown | c88bb495acfccac37a22691a21590f44c6684688d33adfef846d4078015b382b |
| Publication page | c433215ba74bf81d0cfccce4c8ff32a354c599a74cd837d75e472d156a95ccc1 |
| Manifest | 4a9ae9f34aebac86b69333e02fcd3fc072c7a02473ceda8f719fe396462bb8ce |
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 | ownu0S+wrfF4spEBqikjYSX+3TV+7TUbR+hmBfGcvtvc57ENLHWHN4UwcGUYsKhZ965ZS8Dojx6y64qXnp5ZDQ== |
| 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
| 2026-09-17T11:55:29.487129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021569observed c433215ba74bf81d0cfccce4c8ff32a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:29.469095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021569/manifest.jsonobserved 4a9ae9f34aebac86b69333e02fcd3fc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:29.449382Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021569/publication.mdobserved c88bb495acfccac37a22691a21590f44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:29.432093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021569/publication.txtobserved a8e25906d4f9f0f756d0fea8fe1ad2d4...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|