OT-2026-000033301
Publication integrity record
Two cup vacuum gripper, two outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000033301) never changes.
Identity and time
| Publication number | OT-2026-000033301 · never reused |
|---|---|
| Internal UUID | 01a0ae75-8980-7a57-943b-f7fdc740328a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:13.649513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033301 |
| Status | PUBLIC |
Content hashes
| Canonical text | ff6881889dabba422e812235a2f2d78847ed87645884800fb6757af7b96f2490 |
|---|---|
| Markdown | 4ef8008db491b1dc84336be9c302b2ad4f5518956e5292375ff9ae44a4955052 |
| Publication page | 193d7bc34ef849ec5585438a6983c3fee07c07608ce1e25f0e1d33f389c10414 |
| Manifest | 05b231a33e5a7043525569b49900af3bab0e9b790dd47f48e479c8de23003728 |
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 | G6f3BvYhbcxxouNCOoqN8EE/a0Zivin3b395Xs7Nn6/PdFIkMvr/JQRb5U6YSszzRJ5XVEd6thQKys3MO4n6Ag== |
| 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
| 2026-11-03T00:42:14.165839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033301observed 193d7bc34ef849ec5585438a6983c3fe...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-03T00:42:14.010046Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033301/manifest.jsonobserved 05b231a33e5a7043525569b49900af3b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T00:42:13.837909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033301/publication.mdobserved 4ef8008db491b1dc84336be9c302b2ad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T00:42:13.712127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033301/publication.txtobserved ff6881889dabba422e812235a2f2d788...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T08:41:15.919422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033301observed 193d7bc34ef849ec5585438a6983c3fe...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T08:41:15.850382Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033301/manifest.jsonobserved 05b231a33e5a7043525569b49900af3b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T08:41:15.795154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033301/publication.mdobserved 4ef8008db491b1dc84336be9c302b2ad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T08:41:15.592502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033301/publication.txtobserved ff6881889dabba422e812235a2f2d788...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 |
|---|