OT-2026-000031232
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, sustained 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-2026-000031232) never changes.
Identity and time
| Publication number | OT-2026-000031232 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-7784-9815-9f46d1979254 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031232 |
| Status | PUBLIC |
Content hashes
| Canonical text | 81ec8afe8660b998ca79a7f7998c3eae45c459f1ed6dbc7e54190fa85945aed9 |
|---|---|
| Markdown | 42bec1a33f7becbfb4b3e44a426931a17e6ac50ee1ab5bf464456432dfed6ac4 |
| Publication page | a8acbd224a8f0f2b9d5b0b49bf6e701b8137dd8eba8ff6703f5e5bdda4df4d9a |
| Manifest | 21f2612c6f9e2ef0b6cbe97d246e5cc1712271d179551cabb9f1b6438427677f |
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 | kplAIq8FshY4paWDWWOC49m6d0zMR10l2GSVlfDhgNEz+4G9bXrzP6LB94xQ5iYYbcZuwcfz9RXf0BtoMk53Cg== |
| 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
| 2026-09-17T11:35:48.134421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031232observed a8acbd224a8f0f2b9d5b0b49bf6e701b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:48.117718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031232/manifest.jsonobserved 21f2612c6f9e2ef0b6cbe97d246e5cc1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:48.099466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031232/publication.mdobserved 42bec1a33f7becbfb4b3e44a426931a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:48.081688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031232/publication.txtobserved 81ec8afe8660b998ca79a7f7998c3eae...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. |
|---|