OT-2026-000053662
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000053662) never changes.
Identity and time
| Publication number | OT-2026-000053662 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a95-7844-b031-801f270a8684 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053662 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7e99088c1ac91c1f601bba94ffea846b3d89e3c34195d65ecbfbf52fe8565812 |
|---|---|
| Markdown | 2f6ba9e48a18c5fe52a6931c16735b3dd18f601cce0895deb03927a61880e444 |
| Publication page | 85ba927a4d00fee7ed330f95358b432b6a16a545229577b130015aa71e370333 |
| Manifest | c2b592d9cea6242af82ae80abd94f27142265bb3fbfd59a6d88e1599d7648f82 |
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 | OzqJJVn1TmZLWkc3iYZpyd9g27s7hRXzBGwmBpNFeFSP/EBNPo687k2b6WSy2YFwUns9Aj0QOU2sZv1IqU3SCA== |
| 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
| 2026-09-17T10:55:33.179986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053662observed 85ba927a4d00fee7ed330f95358b432b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:33.161429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053662/manifest.jsonobserved c2b592d9cea6242af82ae80abd94f271...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:33.141275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053662/publication.mdobserved 2f6ba9e48a18c5fe52a6931c16735b3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:33.122267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053662/publication.txtobserved 7e99088c1ac91c1f601bba94ffea846b...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. |
|---|