OT-2026-000022771
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, pulsed blow-off before set-down
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-2026-000022771) never changes.
Identity and time
| Publication number | OT-2026-000022771 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-761e-bcb3-bb1eeebf2362 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022771 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7e7be8a9c0d26caa757cab2c0781301d2dbab6b72b4c666f2964047026879d5b |
|---|---|
| Markdown | 35bb6bb1cf35b0baf737f423d86497c1fd51ca4c62ce09e9545efb846d6d64b0 |
| Publication page | 8f6ccadede2597748517d49180830e5223f7f711d745390b9fc8d432dc845dee |
| Manifest | 8133d195e34769d8dfa035829beda076daf627cfbbd2d25685759e656b9a5538 |
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 | PDvOxCBjsKu27BQ/DNIkYXwkfZJ50g02YA/2OIAHKdFdBrkgGMwPkVqxmIgX4Ipr5bIia7sMpL5BSNhDE815Bg== |
| 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
| 2026-09-17T11:52:17.184864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022771observed 8f6ccadede2597748517d49180830e52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:17.165554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022771/manifest.jsonobserved 8133d195e34769d8dfa035829beda076...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:17.147727Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022771/publication.mdobserved 35bb6bb1cf35b0baf737f423d86497c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:17.129351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022771/publication.txtobserved 7e7be8a9c0d26caa757cab2c0781301d...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. |
|---|