OT-2026-000022989
Publication integrity record
Four cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000022989) never changes.
Identity and time
| Publication number | OT-2026-000022989 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ec-75ee-ae7a-5b9ab03df3f4 · 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-2026-000022989 |
| Status | PUBLIC |
Content hashes
| Canonical text | 399600153e2153dec93e68bf03b05cc033c6267bc3ae103bad3afd5e7432f077 |
|---|---|
| Markdown | 4c29a1f22fb412d081fc86b32aab2bf074f2166d09055fd544b114d45e638957 |
| Publication page | 329f6b84370a0cfa2b5adceffd3e6b6837b474ca1e29a59cd967efe432becc08 |
| Manifest | 503028ca1402c34f660f93750f060a17195628dc07fcffa6ea22704f6b27f309 |
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 | qm7D+NKZHHyZEHW9+NYZZpTDShJFh23OL5ZE9EyYr5vSI3Xw4ZzOCMJ+4D6JwCZ3Q+rAkUyYmzYPlUQQBwVTDA== |
| 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
| 2026-09-17T11:52:34.852181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022989observed 329f6b84370a0cfa2b5adceffd3e6b68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:34.835257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022989/manifest.jsonobserved 503028ca1402c34f660f93750f060a17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:34.818813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022989/publication.mdobserved 4c29a1f22fb412d081fc86b32aab2bf0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:34.802495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022989/publication.txtobserved 399600153e2153dec93e68bf03b05cc0...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. |
|---|