OT-2026-000029723
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, two 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-2026-000029723) never changes.
Identity and time
| Publication number | OT-2026-000029723 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e23-7c6c-934e-88dedb10e19e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029723 |
| Status | PUBLIC |
Content hashes
| Canonical text | 43aecd70453fdd519ea010040ecb2d036631f1379057c804199c56a4152ef8ca |
|---|---|
| Markdown | a4566522668858194f42ebacd0321cc1485adc7ab0d9d7d4c9b7a711ee404da8 |
| Publication page | e8f8c450bb947a52a5188a789d3a6c8c798b6841bd8b64b04e26220f51407415 |
| Manifest | e6b5da09da92c3827a1824984f34a14bbc188022ff8721f4adbf134bff76bc83 |
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 | ZDcCDk73zP1oJoOBEz/SjK4LMyBh7xaOOzmQiQJP1ZhIX1RgNE57Vn4YAYwLQy42GJ2YMziJ3NxRiMrZhTUdBA== |
| 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
| 2026-09-17T11:39:27.347809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029723observed e8f8c450bb947a52a5188a789d3a6c8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:27.329619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029723/manifest.jsonobserved e6b5da09da92c3827a1824984f34a14b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:27.309853Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029723/publication.mdobserved a4566522668858194f42ebacd0321cc1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:27.285602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029723/publication.txtobserved 43aecd70453fdd519ea010040ecb2d03...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. |
|---|