OT-2026-000020910
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, 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-2026-000020910) never changes.
Identity and time
| Publication number | OT-2026-000020910 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-7353-ab3e-85d99ca5a9b2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020910 |
| Status | PUBLIC |
Content hashes
| Canonical text | a5ae76bc7b2b5bd8729acbbd492d97cf759dd1eef8439c88be77f7ad1450501d |
|---|---|
| Markdown | 4386a17e33d51164fb6d0552ba7a7470dd5b3e5b3592f00346b04bdd51397cc1 |
| Publication page | 5f772287976523bb7d5e52e903822b147aca49373636e73477ca96965d16acf7 |
| Manifest | 0640304a6c7215d162d1d6a94345509785438b33b3e45f3f4b4917162e371d30 |
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 | GsjbGwOOfD5UU7KTgZHU0OkXqEJOfiLULPHx6sKpoSCzh7GYmEphVcUFwSVHSuAYqEm4vd7OoysvqNUQQJFLAQ== |
| 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
| 2026-09-17T11:56:01.771119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020910observed 5f772287976523bb7d5e52e903822b14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:01.753280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020910/manifest.jsonobserved 0640304a6c7215d162d1d6a943455097...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:01.735280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020910/publication.mdobserved 4386a17e33d51164fb6d0552ba7a7470...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:01.718376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020910/publication.txtobserved a5ae76bc7b2b5bd8729acbbd492d97cf...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. |
|---|