OT-2026-000022746
Publication integrity record
Foam pad vacuum gripper, plant vacuum 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-2026-000022746) never changes.
Identity and time
| Publication number | OT-2026-000022746 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-7440-851d-75284bbf27c5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022746 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6357203a1b637aaf1c882fa6f5de2fe1cfc8dc7cacd6fba6854836a4bf9aac71 |
|---|---|
| Markdown | c1732e1b8d5fd5e0d28b755ff7e4c795c5648fd7cdd6be23223087dca3e7c639 |
| Publication page | f6344958d27078832bcf214e5c9ebfc16436aa1550de75fa1ecfac2e55b253ad |
| Manifest | 7f1baaa9895e36eb832ed984735d9314af149b13210d99777a492c5f30855ca9 |
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 | MaQymFLDSveuzfAKuo9jkDiFO1EeWQY2Lv3FRmSPxKH6NZof1/Xily0SOKORUipMvMNpHHIVX7M6OiK1uZ2qDw== |
| 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
| 2026-09-17T11:52:15.283155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022746observed f6344958d27078832bcf214e5c9ebfc1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:15.264847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022746/manifest.jsonobserved 7f1baaa9895e36eb832ed984735d9314...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:15.243749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022746/publication.mdobserved c1732e1b8d5fd5e0d28b755ff7e4c795...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:15.226537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022746/publication.txtobserved 6357203a1b637aaf1c882fa6f5de2fe1...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. |
|---|