OT-2026-000040797
Publication integrity record
Single cup vacuum gripper, common isolation valve, three stage ejector, sustained 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-2026-000040797) never changes.
Identity and time
| Publication number | OT-2026-000040797 · never reused |
|---|---|
| Internal UUID | 01a0ae79-6d0f-75cf-8a9a-3e2282d92320 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:28.516236Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040797 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1e092f70f477dc5f72de28ca8800d97cce01817672f022189b60d84a1a986ff7 |
|---|---|
| Markdown | 7a5b1fcc84705ea0ee945ab16df2bab7785f3a16739facb0d3d1533fb0996943 |
| Publication page | 7d1fd7ac8ca5ec85df57f216cfeaed69c97ab9855788e95871684eb3439cc7c6 |
| Manifest | 3e2172ae42b43630be424070b1d2bbd522607a0b1c8612767ae9e910e2e5a6f0 |
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 | sPyTCvppz8zBTtWH976oVQCvJ8NgCwJj7SdgryzXFGsxKQ/5H4Mdqg8XoCOx00nV1GQkLNdElYl/8diCfngxBA== |
| 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
| 2026-10-15T04:23:57.768828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040797observed 7d1fd7ac8ca5ec85df57f216cfeaed69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-15T04:23:57.753593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040797/manifest.jsonobserved 3e2172ae42b43630be424070b1d2bbd5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-15T04:23:57.728084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040797/publication.mdobserved 7a5b1fcc84705ea0ee945ab16df2bab7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-15T04:23:57.671647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040797/publication.txtobserved 1e092f70f477dc5f72de28ca8800d97c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-23T04:23:29.520924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040797observed 7d1fd7ac8ca5ec85df57f216cfeaed69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-23T04:23:29.506051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040797/manifest.jsonobserved 3e2172ae42b43630be424070b1d2bbd5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-23T04:23:29.485100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040797/publication.mdobserved 7a5b1fcc84705ea0ee945ab16df2bab7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-23T04:23:29.454670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040797/publication.txtobserved 1e092f70f477dc5f72de28ca8800d97c...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|