OT-2026-000077921
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000077921) never changes.
Identity and time
| Publication number | OT-2026-000077921 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-7016-89d9-97c251f8ac26 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077921 |
| Status | PUBLIC |
Content hashes
| Canonical text | f57f4c6b5c29d9707805b961709a161059a289c96013efeed9b17c8d52f14869 |
|---|---|
| Markdown | baf98d80b13d20f3cf9943d61534ac67cfcc4e35df179caca3374773d314591b |
| Publication page | 4464dda12253231697917c8123a9f2db3d64ed1e98b9ada00645f4f3ee5438fa |
| Manifest | 7d4dcd5b51b94f66fa288fcac55ca8bd7883a2f16c44c1e503f6b3533e72d7e1 |
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 | HLNgqV5NHAxbvV/JztsCapuSALwQgZ/R80EjUYAi0NsHXk/l/orSX4Egqhx1NGFDynNFcIqi1NuDI0Fflo3LDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:10:09.806051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077921observed 4464dda12253231697917c8123a9f2db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:09.785715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077921/manifest.jsonobserved 7d4dcd5b51b94f66fa288fcac55ca8bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:09.765575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077921/publication.mdobserved baf98d80b13d20f3cf9943d61534ac67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:09.744315Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077921/publication.txtobserved f57f4c6b5c29d9707805b961709a1610...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:11.896302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077921observed 4464dda12253231697917c8123a9f2db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:11.878305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077921/manifest.jsonobserved 7d4dcd5b51b94f66fa288fcac55ca8bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:11.858256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077921/publication.mdobserved baf98d80b13d20f3cf9943d61534ac67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:11.840390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077921/publication.txtobserved f57f4c6b5c29d9707805b961709a1610...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. |
|---|