OT-2026-000020570
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000020570) never changes.
Identity and time
| Publication number | OT-2026-000020570 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-757d-8005-d1a8de523348 · 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-2026-000020570 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d5f959d3f3bc46d6570e298defc91d0c26ff9ed8c3d4272abbb3f2f794e2446 |
|---|---|
| Markdown | e62b7af363ae05265ca6470beefbf8bc1b2b13337002443649a45b120de826d8 |
| Publication page | 36e4af0a26e888c3589fbf92fdc36a52fb087c9a153f49e779ce50a10c0ed216 |
| Manifest | 47a08b40ee8d66f46779bd84d324e3a307eb8cc7f4fbc0b82face52c30f361ec |
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 | /bm+ixUYBZ6l5+umWLXKRIrPh5Ml/dgShkuPRAwUuW3Noc6UlVRbtyWnIeNuBKcPGwhYGkVmmavSsj1O50G3Cg== |
| 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
| 2026-09-17T12:00:41.495281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020570observed 36e4af0a26e888c3589fbf92fdc36a52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:41.472185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020570/manifest.jsonobserved 47a08b40ee8d66f46779bd84d324e3a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:41.453816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020570/publication.mdobserved e62b7af363ae05265ca6470beefbf8bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:41.436378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020570/publication.txtobserved 8d5f959d3f3bc46d6570e298defc91d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.259720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020570observed 36e4af0a26e888c3589fbf92fdc36a52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.242834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020570/manifest.jsonobserved 47a08b40ee8d66f46779bd84d324e3a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.225667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020570/publication.mdobserved e62b7af363ae05265ca6470beefbf8bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.207718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020570/publication.txtobserved 8d5f959d3f3bc46d6570e298defc91d0...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. |
|---|