OT-2026-000047331
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000047331) never changes.
Identity and time
| Publication number | OT-2026-000047331 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e57-7080-a646-916f4e036966 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047331 |
| Status | PUBLIC |
Content hashes
| Canonical text | c3b3f4c3fea9a675e32f3a7851d237d0ff5f2438ed81e747ba52abfaa1a5f505 |
|---|---|
| Markdown | 804ddb2646cac5c5304c396352cf9e94c6baa584e6fc6a4563328911b44a982f |
| Publication page | 51f39c853fbfa72d49ac3ffd270e766ad5761b68e104ad82e5ed9bde846e136e |
| Manifest | 4a1e9cde7651bc8076503c61f6e7f93f7a308cdc38c1f8ee306cc4c0357b0b28 |
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 | H9BYOR+KFpleJJEQu+0firPIG44wuM5phRDke62yOpCBgsb2/uoICZx2rdxwBJ+AU6S0jlgcK4VVocu7tV5DAw== |
| 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
| 2026-09-17T11:06:19.186983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047331observed 51f39c853fbfa72d49ac3ffd270e766a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:06:19.170791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047331/manifest.jsonobserved 4a1e9cde7651bc8076503c61f6e7f93f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:19.155269Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047331/publication.mdobserved 804ddb2646cac5c5304c396352cf9e94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:19.137113Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047331/publication.txtobserved c3b3f4c3fea9a675e32f3a7851d237d0...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. |
|---|