OT-2026-000031814
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000031814) never changes.
Identity and time
| Publication number | OT-2026-000031814 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-7092-bdc2-b948adba5f60 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031814 |
| Status | PUBLIC |
Content hashes
| Canonical text | ca41134568d2296d0aa3b63bd081d1f237c4c3bf7c9a69ca5bb1dc1a264915bb |
|---|---|
| Markdown | 90fb7da1c99d90de2dfede47802f2c85efc5cf33977ff640672ba48a1d64e14a |
| Publication page | 87a388f1b4322329b540f7c96087436240460d4e752a3591650f50cedc5dd61e |
| Manifest | 4cd4e6bce29ef106822de05f6504989f30ca43aa89dea3e7d1fe4c5288174a69 |
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 | SuJPHCE8X5MQlbyvjRa6T129v/6neVrUfkEhEn/vIiEBcC9gM3n4rS2IeMM7KmFG3GQcE+HSrQNZmPefpqj+Ag== |
| 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
| 2026-09-17T11:34:58.441814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031814observed 87a388f1b4322329b540f7c960874362...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:58.413521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031814/manifest.jsonobserved 4cd4e6bce29ef106822de05f6504989f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:58.381329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031814/publication.mdobserved 90fb7da1c99d90de2dfede47802f2c85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:58.347328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031814/publication.txtobserved ca41134568d2296d0aa3b63bd081d1f2...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. |
|---|