OT-2026-000031191
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000031191) never changes.
Identity and time
| Publication number | OT-2026-000031191 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-7424-9dc9-67aed50a1783 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031191 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7556f92839a38b365475175e41c8b835713e51242d621fa0f73ea83c239f1ce6 |
|---|---|
| Markdown | a947748e28b2acd30ef6667007aa3f30ca855f72fbbbac5a1f54f9fd36ceb069 |
| Publication page | 9a0b4b821ee462dc7fcc89d141e74ea107b8cd54a72a3cc149e69b9aa84334df |
| Manifest | 2ff059fc83743122760383102d1230bc26b582845fd771f00456202645ae07b6 |
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 | JQjA4a7Bpa/5VX1gagXOgpg6etm5uA7G9B/cCOc5Cnj2LtKhGtXg9J+cSv5xcsSjzNphOxkzd9XW/WQwEZSRDw== |
| 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
| 2026-09-17T11:35:44.916123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031191observed 9a0b4b821ee462dc7fcc89d141e74ea1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:44.900463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031191/manifest.jsonobserved 2ff059fc83743122760383102d1230bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:44.884726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031191/publication.mdobserved a947748e28b2acd30ef6667007aa3f30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:44.867030Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031191/publication.txtobserved 7556f92839a38b365475175e41c8b835...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. |
|---|