OT-2026-000037743
Publication integrity record
Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line 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-2026-000037743) never changes.
Identity and time
| Publication number | OT-2026-000037743 · never reused |
|---|---|
| Internal UUID | 01a0ae77-b8d0-72bb-a78b-7460e3d4214d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:36.831192Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037743 |
| Status | PUBLIC |
Content hashes
| Canonical text | dcd879e7f8c4e1b63e8cf6f4062fb181c20788919657a637121452d2544b38a8 |
|---|---|
| Markdown | fb8328dbbf897a3f19fed919435666e9773a62db03439725671263c86ab90d87 |
| Publication page | 7168cd84d557df1574fd301652370e08b30fcaacc6555a97628fe240b0d377c2 |
| Manifest | 3ac43dbb5cd8faf1910744202507ff3bcff2abf78da9b530937b2b313845e284 |
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 | tsdFWcrdA3IF3ilCaraT5RRBSRQia6SdFH1pP7FPG5ThnjdKSwTrQCB/M5IQb/sV4ePCKbFJ3guNogyV5f9eCA== |
| 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
| 2026-11-01T12:41:35.420064Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037743observed 7168cd84d557df1574fd301652370e08...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-01T12:41:35.371059Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037743/manifest.jsonobserved 3ac43dbb5cd8faf1910744202507ff3b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T12:41:35.313369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037743/publication.mdobserved fb8328dbbf897a3f19fed919435666e9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T12:41:35.260109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037743/publication.txtobserved dcd879e7f8c4e1b63e8cf6f4062fb181...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T04:41:30.139479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037743observed 7168cd84d557df1574fd301652370e08...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T04:41:30.055291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037743/manifest.jsonobserved 3ac43dbb5cd8faf1910744202507ff3b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T04:41:29.969579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037743/publication.mdobserved fb8328dbbf897a3f19fed919435666e9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T04:41:29.899654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037743/publication.txtobserved dcd879e7f8c4e1b63e8cf6f4062fb181...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|