OT-2026-000022291
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, plant vacuum fed, 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-2026-000022291) never changes.
Identity and time
| Publication number | OT-2026-000022291 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fc-78f3-93e3-e46c318592f0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022291 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56028ec4baca16f02f9a3483242aa0a43d8583120f27b10120c72758617ea7e7 |
|---|---|
| Markdown | 8debd006717099eea5776511c9497c8b30d1c020c68f534f5d99cda842e82011 |
| Publication page | 672d3cf1e757c3feafa565b4c958f2b932a00b7de6a42cb7a57f34a8caacfc2b |
| Manifest | ececb4fb0fd566487265d61318a6512bd8bad15be0243067bf79f91099cad5c5 |
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 | TbfVpTSqEuq8nixt1a49FDTUNOXz12RCNiuKTLCV2kmtYoStzcCzz3HfZNPryTINIdsWldvFOp+ypGsPtIWLCw== |
| 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
| 2026-09-17T11:53:05.672868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022291observed 672d3cf1e757c3feafa565b4c958f2b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:05.655775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022291/manifest.jsonobserved ececb4fb0fd566487265d61318a6512b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:05.639298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022291/publication.mdobserved 8debd006717099eea5776511c9497c8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:05.623371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022291/publication.txtobserved 56028ec4baca16f02f9a3483242aa0a4...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. |
|---|