OT-2026-000004592
Publication integrity record
Bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, plastic cups
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-2026-000004592) never changes.
Identity and time
| Publication number | OT-2026-000004592 · never reused |
|---|---|
| Internal UUID | 01a0a91d-1467-7963-beb9-3ac0f936110e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:27:30.411023Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004592 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8116d6a17cef455a457f171b6eb701c2eb7a3d65f4dc0627a05baa965c2f7baa |
|---|---|
| Markdown | 1ca0c273b57b1d38df1945f49e636280dce43e83202c329a2606ac60a590434b |
| Publication page | 531dd886785df5ae5a8b1e9df2cef340c54583b64b2b645a2e586fc22c1bec32 |
| Manifest | 235e8d88e26998180e2d6871ed3165b4be575302929a89d955498045dcd411f7 |
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 | L0QZ2IFcraH2GNW72BJOi0Ul5lEVse/xf7g5QgfG6XtDXwDgv3HdmiXtwwXtdwauxApzXct62lCiVpDBs+ipBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:30:11.432863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004592observed 531dd886785df5ae5a8b1e9df2cef340...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:11.420882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004592/manifest.jsonobserved 235e8d88e26998180e2d6871ed3165b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:11.407857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004592/publication.mdobserved 1ca0c273b57b1d38df1945f49e636280...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:11.394171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004592/publication.txtobserved 8116d6a17cef455a457f171b6eb701c2...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. |
|---|