OT-2026-000021757
Publication integrity record
Six cup vacuum gripper, six outlet manifold, single stage ejector, sustained 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-2026-000021757) never changes.
Identity and time
| Publication number | OT-2026-000021757 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7d96-b8d5-a3e8878ef9ee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021757 |
| Status | PUBLIC |
Content hashes
| Canonical text | 318caf79d01ebea750bdf7a1cace741c5acf5c29c72eb2a64b6882662ba7a812 |
|---|---|
| Markdown | a10487c65fc9d1deb8ce95a2869e94a2845067efa337bbf87bb2225ca5c589e5 |
| Publication page | 10bac43127bf031838bf554d470dbbd5de290dfed39de7b852d8cb01796f1753 |
| Manifest | ebe527cad6c0ad4d32cac4617535cc35090a97b2fe7efae372e7bb9993085c26 |
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 | F5GEw8GFd1Cfsv1BwjHr6gog34WnKMOe2oI3LGF3+/WgeiHx1Ahf+WTuDuCwo/I+C7DoIxBgK4l+Kn89kHYBCA== |
| 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
| 2026-09-17T11:54:18.007247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021757observed 10bac43127bf031838bf554d470dbbd5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:17.989300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021757/manifest.jsonobserved ebe527cad6c0ad4d32cac4617535cc35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:17.970167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021757/publication.mdobserved a10487c65fc9d1deb8ce95a2869e94a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:17.951600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021757/publication.txtobserved 318caf79d01ebea750bdf7a1cace741c...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. |
|---|