OT-2026-000030845
Publication integrity record
Single cup vacuum gripper, 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-2026-000030845) never changes.
Identity and time
| Publication number | OT-2026-000030845 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb5-7872-97cb-8e728685b72e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030845 |
| Status | PUBLIC |
Content hashes
| Canonical text | d3c76df9e8830a9f55fb8b4d326315ac30d7db4ae553532a5f6627ec05b080ae |
|---|---|
| Markdown | e84ec1f1511dbf1a4a1b2d3d78367836db0c90cebd80d4977334a5a965add73f |
| Publication page | d47a157c48726c6ae21513470ded88b1abcbce9d66c8f7ba7f98a7a93741192a |
| Manifest | c96e5da0abb51dbf324ba9898339cdfb48d6e37da849b8f9922360ba6705a01f |
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 | OeskbDo2Z/vI4OPYHwME5W6xbT+qwvlUlW+QLEm2lHoEsUpbDqpbuWWv2wUsF5Vx5SS/ffrnKIFW/c3yS3Y7Ag== |
| 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
| 2026-09-17T11:36:49.222304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030845observed d47a157c48726c6ae21513470ded88b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:49.201350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030845/manifest.jsonobserved c96e5da0abb51dbf324ba9898339cdfb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:49.182954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030845/publication.mdobserved e84ec1f1511dbf1a4a1b2d3d78367836...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:49.162581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030845/publication.txtobserved d3c76df9e8830a9f55fb8b4d326315ac...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. |
|---|