OT-2026-000028377
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000028377) never changes.
Identity and time
| Publication number | OT-2026-000028377 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7da4-9e83-2cd010485c7f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028377 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0b197d74f909ab1344ee268506b6c965a6ef5eb6906341062706da9cb41b9161 |
|---|---|
| Markdown | 880484a240d5557f5bc99e2be3115bdd9f70a9d132cbbbc9e51a46660d1f9c42 |
| Publication page | c11a022a2ddf04f49eb1986ddbfce48a6f3e346b88f0013988e8e1451efcc60b |
| Manifest | 4bd0ae4e53244f206ada019d9d5331a2d3478072a4fc9afb17c407e968982bb5 |
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 | X7nbzrp9NxSDPcRXeSd+gLM1m2vaaiqs8fCNdyrzKER6GqM1QWsIXh8Pua5Oo1NvZsdJ2Cq2T3rhAjS1wG7VCg== |
| 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
| 2026-09-17T11:40:05.888368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028377observed c11a022a2ddf04f49eb1986ddbfce48a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:05.868896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028377/manifest.jsonobserved 4bd0ae4e53244f206ada019d9d5331a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:05.845867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028377/publication.mdobserved 880484a240d5557f5bc99e2be3115bdd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:05.826629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028377/publication.txtobserved 0b197d74f909ab1344ee268506b6c965...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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