OT-2026-000028313
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000028313) never changes.
Identity and time
| Publication number | OT-2026-000028313 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7a1e-91bc-6f1e666b60b2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028313 |
| Status | PUBLIC |
Content hashes
| Canonical text | 32f1fac00a33596e12d01c1fd4466e2367516fe4fb50b1e011b0aeaf02fc537a |
|---|---|
| Markdown | af36f398c7b9787cd6e9116de65f83099104bbdb8da8a4a79df502686fb78785 |
| Publication page | 9ab7a215ff0815c63e31a24ca83e0b46314b5b984289b114c3422ac2fcac71dc |
| Manifest | 57ccc566bb4aae026f6c7cdca742613ce78e02af6e5c8fa95fd1f52482c295de |
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 | xidGCD54j2efUIzYvx3/eraohOdl0xBdfhiKOyQ0plbXF7AeXPFu4fISENV+DlLLpRznBCJh+56U12xqMw1PAA== |
| 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
| 2026-09-17T11:40:18.554298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028313observed 9ab7a215ff0815c63e31a24ca83e0b46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:18.536436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028313/manifest.jsonobserved 57ccc566bb4aae026f6c7cdca742613c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:18.518371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028313/publication.mdobserved af36f398c7b9787cd6e9116de65f8309...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:18.498741Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028313/publication.txtobserved 32f1fac00a33596e12d01c1fd4466e23...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. |
|---|