OT-2026-000021242
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000021242) never changes.
Identity and time
| Publication number | OT-2026-000021242 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7ea5-9555-1f7c4a413639 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021242 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1a08408340bc34c1540aa85585da3e04e99dfb85826acb0cd8034ce8a1346353 |
|---|---|
| Markdown | 43fc15cc0e01e26b0cd47b26a15c8dbdf2db223ff86db4fff7d3c6553d0928ba |
| Publication page | e0393a6cff3ac089fcaac518d7a6f6ea91cd3008bf4b26f001e8a64487703140 |
| Manifest | 47b549ef04234871c1a5fd98d9b4b284f2492a865ec3d128e91c7fd6eb919522 |
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 | x5BkuaylQK+HRh9vUXlOUiJp1KNkhXDSqsOovpUQ7Pk6qzhjsQZWUG4lnrffK6Lf0hhMZev0GFSvIg0GIgUeDw== |
| 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
| 2026-09-17T11:55:03.309235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021242observed e0393a6cff3ac089fcaac518d7a6f6ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:03.289036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021242/manifest.jsonobserved 47b549ef04234871c1a5fd98d9b4b284...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:03.271589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021242/publication.mdobserved 43fc15cc0e01e26b0cd47b26a15c8dbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:03.253715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021242/publication.txtobserved 1a08408340bc34c1540aa85585da3e04...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. |
|---|