OT-2026-000041689
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off after set-down
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-2026-000041689) never changes.
Identity and time
| Publication number | OT-2026-000041689 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a1-7543-90c8-a37c750b5283 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041689 |
| Status | PUBLIC |
Content hashes
| Canonical text | e30a23a62a60394558ce478004c353a3196be82c7380d4ebbab3a3cb69ae30e5 |
|---|---|
| Markdown | f021caa73bfc39427c31c92782b0d8dd7612415112437467a556286782830e2c |
| Publication page | ad1015ff8fcde54a66bda214af81176c3b3d37043a62aa80a0c0e367742188fa |
| Manifest | 594a6b3695d93ecdd18b15bc1cc031c9247f905d0dcf2323de1b92cb3d5ba3ff |
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 | 2FtWL9SoHcaffIOGxIFbDpuK54ak1BT5bJGcHtQBokgmqxS1+GoNkC+pbmGqSoLKFskIRIkhsDj9jr60FHG6Bw== |
| 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
| 2026-09-17T11:16:29.983620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041689observed ad1015ff8fcde54a66bda214af81176c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:29.967169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041689/manifest.jsonobserved 594a6b3695d93ecdd18b15bc1cc031c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:29.950852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041689/publication.mdobserved f021caa73bfc39427c31c92782b0d8dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:29.932147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041689/publication.txtobserved e30a23a62a60394558ce478004c353a3...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. |
|---|