OT-2026-000091690
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000091690) never changes.
Identity and time
| Publication number | OT-2026-000091690 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43b8-7d1b-bb11-7966e5ff252d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091690 |
| Status | PUBLIC |
Content hashes
| Canonical text | 90a74b5c377d66580d80e4a52d53699451d5bc982cb6a5b61b3c54bc63284d97 |
|---|---|
| Markdown | fcdda98aa9ed1d270a117c47c77d27124e797395ec0017651ca1a35229bb10d2 |
| Publication page | b6118857a6f2370ffb0d9624c8a5f6ac09a8d8b8f9b1a5b74ddd58d1dc967d96 |
| Manifest | 78e502e35274373d58a972dcb3ec3251ec22e9e694a391fe6993b66bccfdb630 |
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 | Xca8q9JoJB+KlaUfPF5tUdj70RPpB15I2CVqo9gGepPzPaMr7jVtez3mxRRkQIcaW5EeHeuPxmC6Cc8hXN1uDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:42:04.411857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091690observed b6118857a6f2370ffb0d9624c8a5f6ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:04.395072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091690/manifest.jsonobserved 78e502e35274373d58a972dcb3ec3251...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:04.378698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091690/publication.mdobserved fcdda98aa9ed1d270a117c47c77d2712...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:04.361761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091690/publication.txtobserved 90a74b5c377d66580d80e4a52d536994...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. |
|---|