OT-2026-000050161
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, vented 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-2026-000050161) never changes.
Identity and time
| Publication number | OT-2026-000050161 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c45-767b-a56d-257552b50e85 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050161 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3597ed58038965d5670420bd36b5a186240febdb0cb34fb1d59e3ea467d66174 |
|---|---|
| Markdown | ad11ff99542c1fb15b47133f18ca8950ae90e077b261f6646ec00de8e5e762e6 |
| Publication page | e40c13fbe6d2bb571aca4c4d798742383d7407da1de7f78a582e0a7ae62b8341 |
| Manifest | c475a721a74e82245dbe82f90a7ed667d2c9512f003a746b94736d6451ff64cf |
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 | fLrvlvjuqUrPOmJxRTIJVskHQbu4U+i9eC7j7sVaO2lbDI5lPnsiBMqFVFu7xb5pQxHK2JZz/sQ+6oEjNbTdAQ== |
| 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
| 2026-09-17T11:01:08.205271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050161observed e40c13fbe6d2bb571aca4c4d79874238...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:08.187072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050161/manifest.jsonobserved c475a721a74e82245dbe82f90a7ed667...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:08.169613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050161/publication.mdobserved ad11ff99542c1fb15b47133f18ca8950...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:08.151698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050161/publication.txtobserved 3597ed58038965d5670420bd36b5a186...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. |
|---|