OT-2026-000031351
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, 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-2026-000031351) never changes.
Identity and time
| Publication number | OT-2026-000031351 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ac-73fb-8292-15d641c80faa · 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-2026-000031351 |
| Status | PUBLIC |
Content hashes
| Canonical text | cf93b81760d7569095412bad72d544d86d396cb08a2013d412fe2bbce6c18fb6 |
|---|---|
| Markdown | fc61574d609a85ed8d88d5b9c739d4901b759a296437ff7553d9cc3850b96571 |
| Publication page | 1e81de1b93d9ca46240ea7341eda853d2c560f9d498ba860dfc7203ab908a143 |
| Manifest | 4d1b42d85879503a65f89d16102841243a01af4c0f0a3343ecbfe6ba8ede846b |
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 | 9+Xp6r3OXWNh9MZAhQgAGYD6dbsRMK1XyDrXgZQb4eojUoKoEYc1ZUZq84OwKFNQAtsYReM1K2lCOMXpZdKEDA== |
| 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
| 2026-09-17T11:36:03.023479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031351observed 1e81de1b93d9ca46240ea7341eda853d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:03.007729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031351/manifest.jsonobserved 4d1b42d85879503a65f89d1610284124...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:02.990732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031351/publication.mdobserved fc61574d609a85ed8d88d5b9c739d490...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:02.975166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031351/publication.txtobserved cf93b81760d7569095412bad72d544d8...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. |
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