OT-2026-000029687
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, 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-2026-000029687) never changes.
Identity and time
| Publication number | OT-2026-000029687 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e23-74de-a8cd-4ceab57a1436 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029687 |
| Status | PUBLIC |
Content hashes
| Canonical text | 92d2d02303708ab2ea292123836b7926c86359fe90125dc0a2130e04d68a3e01 |
|---|---|
| Markdown | 170cb175f0aba42c634f9ef30eb862fa79372e5e588bcdbd7de77b185cfb0a8a |
| Publication page | 4af6d11a94274573f4000c45b9d919e496868c992f50f3d34290335749cf3ac4 |
| Manifest | 462da172737b9f5ceb38a83446a04aa0bbaebb026da3768e3a6e670c4f851c7a |
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 | sPlN8aH1cq6l7xbqr31CtYJkqL59b3IZ/4ioLEc3qmttVIBVSVuGkNU2SnAMRzBHKRKgsqi78pBIA0r2V1nrAw== |
| 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
| 2026-09-17T11:39:24.713758Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029687observed 4af6d11a94274573f4000c45b9d919e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:24.695701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029687/manifest.jsonobserved 462da172737b9f5ceb38a83446a04aa0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:24.678308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029687/publication.mdobserved 170cb175f0aba42c634f9ef30eb862fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:24.660627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029687/publication.txtobserved 92d2d02303708ab2ea292123836b7926...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. |
|---|