OT-2026-000077843
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pressure sensor per zone, 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-2026-000077843) never changes.
Identity and time
| Publication number | OT-2026-000077843 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed0-7a49-95a1-cff09195a7f6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077843 |
| Status | PUBLIC |
Content hashes
| Canonical text | fc3b57fb0f12a3c71eb308ac5783e63c97072736dad456ea3b835a13ce5d8032 |
|---|---|
| Markdown | a48f990eb7bf422f9ac9485f676bc70cf185a784dbbd383e7664ce32b9d4ecbb |
| Publication page | 148a42283dda1e39459c4f5f92d5a3464f9d29240e26c3e868441377c96440e6 |
| Manifest | 9e5dbe0c5bade0e61ad0836487efda02f4a90a19c5cb894ad04fb19c0e9f0920 |
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 | TbKjtJYEUjlta+7FtHKgNZWCz9ZCQM3HniCVdznn1sFVes0pSJxqOnNKKpR14+Z2YuspBtmxW5zH9uASGMQcBw== |
| 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
| 2026-10-14T04:23:05.923799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077843observed 148a42283dda1e39459c4f5f92d5a346...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-14T04:23:05.907002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077843/manifest.jsonobserved 9e5dbe0c5bade0e61ad0836487efda02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-14T04:23:05.890684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077843/publication.mdobserved a48f990eb7bf422f9ac9485f676bc70c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-14T04:23:05.831526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077843/publication.txtobserved fc3b57fb0f12a3c71eb308ac5783e63c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-05T08:41:42.956680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077843observed 148a42283dda1e39459c4f5f92d5a346...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T08:41:42.910052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077843/manifest.jsonobserved 9e5dbe0c5bade0e61ad0836487efda02...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T08:41:42.855678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077843/publication.mdobserved a48f990eb7bf422f9ac9485f676bc70c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T08:41:42.768476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077843/publication.txtobserved fc3b57fb0f12a3c71eb308ac5783e63c...fetched by grabo-systems from 34.44.131.203, 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 |
|---|