OT-2026-000021283
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, 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-2026-000021283) never changes.
Identity and time
| Publication number | OT-2026-000021283 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7db7-86fb-699fb79b4bbc · 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-2026-000021283 |
| Status | PUBLIC |
Content hashes
| Canonical text | a76b23a62d188a392924b17a835b2fe36e1003232c479e70c0a8c524c9f26e3b |
|---|---|
| Markdown | 944c058f4d5d62dc0faf431b5b8e73f0daa2ee3b47274bdc0d0485e5eee69571 |
| Publication page | 4352d9221eb8926ab0639d99f397b8ac36d81ab30b3df011c37ac5fba094f441 |
| Manifest | 96469e94838b2ec214f4400ce2835335b3177eb923c01feed6f775353fb5f5be |
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 | LWx+agedhP+nFvlxWoovZsDFkp6bTnXwvsaQKEA8rqubPWm/QV5vvBSEBv/diCbKSi8L8DnZnvn3kBKwf2o9Aw== |
| 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
| 2026-09-17T11:55:06.924194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021283observed 4352d9221eb8926ab0639d99f397b8ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:06.907060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021283/manifest.jsonobserved 96469e94838b2ec214f4400ce2835335...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:06.888751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021283/publication.mdobserved 944c058f4d5d62dc0faf431b5b8e73f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:06.869394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021283/publication.txtobserved a76b23a62d188a392924b17a835b2fe3...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. |
|---|