OT-2026-000078862
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, vented 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-2026-000078862) never changes.
Identity and time
| Publication number | OT-2026-000078862 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbd-74b9-99a7-7bba9ce75da7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078862 |
| Status | PUBLIC |
Content hashes
| Canonical text | fc5211627ce6242bd91d9e13dd5b067cabfb815211cebc3d116939cfdcb9160d |
|---|---|
| Markdown | 889b15c616a38c66de1844821dc6b003538018075001ad0ccf648697ad30bd6c |
| Publication page | a21af6b05f07cc5d3599179fb2de50d76d68b38705cf3c563ae216be084b9f93 |
| Manifest | cdae59957fdbba5872eccbadafeceaf4e20486b548737f450321a5e543f6e38d |
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 | AN86dwg2ZhlJxrY2/zBmAppIWPBlZwcisyKOppj1HI2IL9A+rj3cp1t5Y69HvOwat5CVd1NSGTRVZfwsWwbsBA== |
| 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
| 2026-09-17T10:05:22.543850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078862observed a21af6b05f07cc5d3599179fb2de50d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:22.524742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078862/manifest.jsonobserved cdae59957fdbba5872eccbadafeceaf4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:22.506586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078862/publication.mdobserved 889b15c616a38c66de1844821dc6b003...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:22.488685Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078862/publication.txtobserved fc5211627ce6242bd91d9e13dd5b067c...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. |
|---|