OT-2026-000029271
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, three 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-2026-000029271) never changes.
Identity and time
| Publication number | OT-2026-000029271 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa1-7e76-a56f-71f55592c943 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029271 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8928886f75071e9648f742f941481c72aff925c0573994152f6c662652483284 |
|---|---|
| Markdown | 192cb19d2db8dbe9bb2ab3d17098e5e74ed88f893907a16fe9ab66f0835c93cb |
| Publication page | f86a02b2c3d6837623bbcf0fd08f4111ace2577876879ca48a9e6ec4a26a44c5 |
| Manifest | ecd1980b176cab6f35c74a9c49f50c01b9b5cad11840e8c7fa44dfee5c612e1f |
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 | pyx/KO0uxwKsHS8pZSUS/xsv/bZGKAhmftoCl6zz0Jbdhhgucn9cQOd2M/YVSIKCtBVu/NL9e3gmYAEYrjvkAg== |
| 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
| 2026-09-17T11:39:54.277222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029271observed f86a02b2c3d6837623bbcf0fd08f4111...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:54.260654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029271/manifest.jsonobserved ecd1980b176cab6f35c74a9c49f50c01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:54.242337Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029271/publication.mdobserved 192cb19d2db8dbe9bb2ab3d17098e5e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:54.225528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029271/publication.txtobserved 8928886f75071e9648f742f941481c72...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. |
|---|