OT-2026-000020578
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000020578) never changes.
Identity and time
| Publication number | OT-2026-000020578 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-776f-952e-57444645ba29 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020578 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6d0a657721482de08c8112a7da5804619023eb63bcf5b39790b1a0a352e4452e |
|---|---|
| Markdown | f18f71c6d06716d2f77c4c2934704e150703b19b8d2bc284ae7d1d88ba1fff53 |
| Publication page | 0fc421f428a2edc3cc9acf3a218d3fa1e52bb09fcee43d6067b2d6c7bc547037 |
| Manifest | 635f0a3c93706067a79796ee3ea179722b95bf8f63f78f851c5ecd2d8e1f7bc8 |
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 | 0iXGburW7WlIby4k/3ctH3hIUz9FFNd5wfTB1VLl9weOO/Y/XhW0qj0TX5kv5HHMOs3kJuVL9IXze6C5kdtPBw== |
| 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
| 2026-09-17T12:00:42.395666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020578observed 0fc421f428a2edc3cc9acf3a218d3fa1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:42.109531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020578/manifest.jsonobserved 635f0a3c93706067a79796ee3ea17972...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:42.090876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020578/publication.mdobserved f18f71c6d06716d2f77c4c2934704e15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:42.074118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020578/publication.txtobserved 6d0a657721482de08c8112a7da580461...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.920403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020578observed 0fc421f428a2edc3cc9acf3a218d3fa1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.902483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020578/manifest.jsonobserved 635f0a3c93706067a79796ee3ea17972...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.883808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020578/publication.mdobserved f18f71c6d06716d2f77c4c2934704e15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.864109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020578/publication.txtobserved 6d0a657721482de08c8112a7da580461...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. |
|---|