OT-2026-000046400
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, pulsed 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-2026-000046400) never changes.
Identity and time
| Publication number | OT-2026-000046400 · never reused |
|---|---|
| Internal UUID | 01a0ae7e-57dc-7565-a536-f11fdce194f9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:31:51.003526Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000046400 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec19f5fabb42e79eb75b7be75a21b0429af820914fa09ee8ed753497d0178c86 |
|---|---|
| Markdown | 8bce0e201a576ca3d795752464c8fb6148624b7d3896b1ccba94dd859835271b |
| Publication page | 8563bcb248aac89392faff86e1bed6266e7ca124e7ffe3b51860fa70cd1a780f |
| Manifest | 1db712002f20d108b51cfbcf612661084aeb3ddddc181dd62d23328be36dc8e1 |
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 | s2jrOpkyU+c1WpUTkHgy1G/m/mm+C+3mWR2tHeFdx+vd2SOkcbRpbPsOMnUCt1j1uNwOl52iDMShcHtsJw1BDQ== |
| 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... |
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Independent retrieval
| 2026-10-21T08:41:38.440973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046400observed 8563bcb248aac89392faff86e1bed626...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-21T08:41:38.329589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046400/manifest.jsonobserved 1db712002f20d108b51cfbcf61266108...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T08:41:38.226877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046400/publication.mdobserved 8bce0e201a576ca3d795752464c8fb61...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T08:41:38.024351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046400/publication.txtobserved ec19f5fabb42e79eb75b7be75a21b042...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T16:41:40.220661Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046400observed 8563bcb248aac89392faff86e1bed626...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T16:41:40.132309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046400/manifest.jsonobserved 1db712002f20d108b51cfbcf61266108...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T16:41:40.027316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046400/publication.mdobserved 8bce0e201a576ca3d795752464c8fb61...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T16:41:39.903617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046400/publication.txtobserved ec19f5fabb42e79eb75b7be75a21b042...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 |
|---|