OT-2026-000029683
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, 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-2026-000029683) never changes.
Identity and time
| Publication number | OT-2026-000029683 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e23-71f9-a623-1920aba5a379 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029683 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5c4cafa60686a522743dd2748b92a1a22c4a939880c81ab5fe4e4da98081e3ff |
|---|---|
| Markdown | 0df5a8ac26f4136c2104242d5780522c6f9699f48f9a57b12d14730c687d7b8a |
| Publication page | 391c6a448e594eb3c36d6ea2bfa6921a16fdab874d37f07f42bb5545f94f012b |
| Manifest | 03fd67c25faf3e304cf2550f9f88140d3fccf212ea844b9fcf90e658245a48e7 |
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 | 9JaJgPNzUEJdYXBG3uxwhTaUMZCIwRNZIBC5R29AJZANgcPtbmzxOGbq28S3NqFi8PJafP3ubj8arsiaF59bBw== |
| 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
| 2026-09-17T11:39:24.401392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029683observed 391c6a448e594eb3c36d6ea2bfa6921a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:24.381991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029683/manifest.jsonobserved 03fd67c25faf3e304cf2550f9f88140d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:24.364131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029683/publication.mdobserved 0df5a8ac26f4136c2104242d5780522c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:24.346462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029683/publication.txtobserved 5c4cafa60686a522743dd2748b92a1a2...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. |
|---|