OT-2026-000019631
Publication integrity record
Foam pad vacuum gripper, three zone face, two stage ejector, pulsed blow-off 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-2026-000019631) never changes.
Identity and time
| Publication number | OT-2026-000019631 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb3-7f0e-a7a1-dc68e18943fd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019631 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4047160d4f9af862860db3765a3408f4d8a4ad6d5261a8e8f0a046598b50efa3 |
|---|---|
| Markdown | 2d665ee05a5c443b9c0b16edfee80b6f1aa9444e76a43c55399107e2a616a240 |
| Publication page | f13aa247176c7e298c9cb3ef0d28d5cbc070ecacaedd3e9c4280674b10791289 |
| Manifest | 3d85ebc0b91736adcba4e5231b3c6527127622f9102ef10b3abc64d3d4c53b98 |
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 | NcRZakwJeio6VxqhyRWeK0zXAvyJdwdHlg7DWhiTkyMqBIxev1hj00kiXzCMixs30DCXiVjLh90jUuHV/cWpDQ== |
| 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
| 2026-09-17T11:57:41.299274Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019631observed f13aa247176c7e298c9cb3ef0d28d5cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:41.280978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019631/manifest.jsonobserved 3d85ebc0b91736adcba4e5231b3c6527...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:41.260274Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019631/publication.mdobserved 2d665ee05a5c443b9c0b16edfee80b6f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:41.204799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019631/publication.txtobserved 4047160d4f9af862860db3765a3408f4...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. |
|---|