OT-2026-000076874
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000076874) never changes.
Identity and time
| Publication number | OT-2026-000076874 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b070-730c-af9c-5afbd028a290 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076874 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ccb3f209c1b0b2c8d4866623ab3cb10a550f044ccaa3473d87bde7c00178198 |
|---|---|
| Markdown | 5c8144f49ab8792d89321b14e09c1ba5058e05aa9807b102c0bf18e6df8bac0c |
| Publication page | f2f21ff392402795e3264d3a6e4f3b4c5213bb5e144a1820239031650ce44543 |
| Manifest | d6e083fe25e976e63eab5329ba2d4f34f795fb2550493f1fd644819365b551f7 |
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 | kBx1biaubTt3x2+0zSudBWV//W6yTLn67r5iKOzrJYmAfnPwLDJqsxfaId0Ea+/D9uN1yFJ5XJj6vGSGD0d9Cg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:09:46.436763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076874observed f2f21ff392402795e3264d3a6e4f3b4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:46.369773Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076874/manifest.jsonobserved d6e083fe25e976e63eab5329ba2d4f34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:46.350457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076874/publication.mdobserved 5c8144f49ab8792d89321b14e09c1ba5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:46.260899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076874/publication.txtobserved 4ccb3f209c1b0b2c8d4866623ab3cb10...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. |
|---|