OT-2026-000003814
Publication integrity record
Vacuum cup gripper, three zone face, per zone isolation, pump fed, contact triggered, silicone cups
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-2026-000003814) never changes.
Identity and time
| Publication number | OT-2026-000003814 · never reused |
|---|---|
| Internal UUID | 01a0a90b-2300-7dc5-a87a-2b93cf6781f8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:54.498785Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003814 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4cc7e0dbdf288db71bfe6dc740d55211a9e21bc22c86e4ad9e5f1a34fe7693ba |
|---|---|
| Markdown | 8670a35d1bf81aa340cbf70c751e486b737dcc141319c0ee95e48a7ad5d551e7 |
| Publication page | 2aeb08c61bf77fd779a7f0c6e239d6fc22ca3b910625fb48d3070e6ef2c708c5 |
| Manifest | e62c1123e9f8d2d6f35b5c805b5f3475cd1fe9aabb84d729da334a2ad3a0b01e |
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 | plJi1fzG8gnaHIgZ26BV1XvIEb7Ip6rNNEBe3l10AoAmx60RXLgZ/yg4SvFpVQXWvVVOZZmLxzdxDcCjtmNFBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:18.768386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003814observed 2aeb08c61bf77fd779a7f0c6e239d6fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:18.754932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003814/manifest.jsonobserved e62c1123e9f8d2d6f35b5c805b5f3475...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:18.739114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003814/publication.mdobserved 8670a35d1bf81aa340cbf70c751e486b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:18.724386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003814/publication.txtobserved 4cc7e0dbdf288db71bfe6dc740d55211...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. |
|---|