OT-2026-000020059
Publication integrity record
Four cup vacuum gripper, four zone face, 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-2026-000020059) never changes.
Identity and time
| Publication number | OT-2026-000020059 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb8-7e49-bac7-18207aeee4d4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020059 |
| Status | PUBLIC |
Content hashes
| Canonical text | 60d53851a8e686e75919220bc153ad9615dd8eff9b24a9da0d8fe257d36fe6d3 |
|---|---|
| Markdown | 279cfe25cc31a0081933ad89ba89c537315ff4b53f00439441ee82d77b8a0720 |
| Publication page | d902aa52467b47c4450f0116e69082baadd2797faf9015aad6c84ad310c3ba3b |
| Manifest | 6b202f7af6fc30f203464795ffcf6a51c5346d69a2b2cb2cc7bca4feb8e35724 |
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 | D4aaQuV9psj52dfUiLWUiw1BhZMct8LINW1GG7X5pd5NT1hS7+NwelQiDix75na6rYiLt8a5tVZ9dP9APIfEDQ== |
| 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
| 2026-09-17T11:58:19.755023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020059observed d902aa52467b47c4450f0116e69082ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:19.738600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020059/manifest.jsonobserved 6b202f7af6fc30f203464795ffcf6a51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:19.720020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020059/publication.mdobserved 279cfe25cc31a0081933ad89ba89c537...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:19.702421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020059/publication.txtobserved 60d53851a8e686e75919220bc153ad96...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. |
|---|