OT-2026-000051689
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, vented 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-2026-000051689) never changes.
Identity and time
| Publication number | OT-2026-000051689 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c82-72e8-b1f9-cecd2b67bc1e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051689 |
| Status | PUBLIC |
Content hashes
| Canonical text | 46379443471425e89a415fb5917f56aea4c99a71c8820b821414d49bd3fb7fdf |
|---|---|
| Markdown | 280a9c66a35a9cdae0ac3c49d0b5aa6c2a631ebf59bfb7b22d1e9c2ff7276097 |
| Publication page | 8688a6d650e18e265989b5336ab9c7465956737ab3f2e3812655f3723662d925 |
| Manifest | 06ab2c225ee96790e3706f480f03138aa4ef6d13ec98dcbef4355dee76ae4617 |
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 | KKKnKQ+yq4n0oA0gsjG31J5GUZyq5ajNng3cxhY3B54PP7QD5HRG/kKTbMxJJHr+iuwm09TNHx8ARlyo0/Z1Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:58:33.933229Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051689observed 8688a6d650e18e265989b5336ab9c746...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:33.914757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051689/manifest.jsonobserved 06ab2c225ee96790e3706f480f03138a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:33.895801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051689/publication.mdobserved 280a9c66a35a9cdae0ac3c49d0b5aa6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:33.877241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051689/publication.txtobserved 46379443471425e89a415fb5917f56ae...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. |
|---|