OT-2026-000007959
Publication integrity record
Single cup vacuum gripper, two stage ejector, vented after 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-2026-000007959) never changes.
Identity and time
| Publication number | OT-2026-000007959 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908b-71c5-99be-52dc62b9d995 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007959 |
| Status | PUBLIC |
Content hashes
| Canonical text | f75d93e06c9e7dc4b0fcebf7cd1a5a3591ee9e5585e696b161e3a7a6deb16f26 |
|---|---|
| Markdown | 1c18d76d0459e1520b6a4ba48e67a541a6659e86bc46141b6af49626e894f587 |
| Publication page | bca69b2e377d59dcab056ee937f9a2cce984112a60b87eadaab79be13c509e83 |
| Manifest | cfc8643756cb2435ef9842ccc66bb0ca610be3085420b01ca22e2604b0b8950b |
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 | vRPglEC+WnpCHyM3jARcLtKn8IQOYUYskQsrQxL4hcGWcKdYi4OhSNOqsACSTkDBCuYx3E6NPREGCW8YEEjlDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:07.303365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007959observed bca69b2e377d59dcab056ee937f9a2cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:07.286300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007959/manifest.jsonobserved cfc8643756cb2435ef9842ccc66bb0ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:07.270846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007959/publication.mdobserved 1c18d76d0459e1520b6a4ba48e67a541...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:07.255058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007959/publication.txtobserved f75d93e06c9e7dc4b0fcebf7cd1a5a35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:46.481176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007959observed bca69b2e377d59dcab056ee937f9a2cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:46.464718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007959/manifest.jsonobserved cfc8643756cb2435ef9842ccc66bb0ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:46.446076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007959/publication.mdobserved 1c18d76d0459e1520b6a4ba48e67a541...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:46.426733Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007959/publication.txtobserved f75d93e06c9e7dc4b0fcebf7cd1a5a35...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. |
|---|