OT-2026-000042592
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, pulsed blow-off after 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-2026-000042592) never changes.
Identity and time
| Publication number | OT-2026-000042592 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0ce-7506-8198-a469f11a671b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042592 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ea99d8a898f6b8a93e934e8a9e5598640292d5b40156af01de9c9067aedea07 |
|---|---|
| Markdown | 859bc5b2693e9dda1327577f238bb46d5b434a746ff9a14304f571a855be5d60 |
| Publication page | 80545453d31acd4f157c1bd9ae771b9fb5aee89e91521b745af0e78874e399dd |
| Manifest | 0ca7a3dcd241892142b1ee2cdbd87e7e67173b628a45343833a9dfbb8193b461 |
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 | +s+4d0i0zbieQfOA06nRa9FaTx7/9bIMRgboNhwlLuKD95Y8ysNfh2xVAmbC93/m1e8hGKTWx1/51T71Y3+kCQ== |
| 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
| 2026-09-17T11:14:18.828049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042592observed 80545453d31acd4f157c1bd9ae771b9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:18.809917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042592/manifest.jsonobserved 0ca7a3dcd241892142b1ee2cdbd87e7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:18.790680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042592/publication.mdobserved 859bc5b2693e9dda1327577f238bb46d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:18.772166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042592/publication.txtobserved 4ea99d8a898f6b8a93e934e8a9e55986...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. |
|---|