OT-2026-000006081
Publication integrity record
Vacuum cup gripper, two zone face, plant vacuum fed, pressure verified, contact triggered, rubber 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-2026-000006081) never changes.
Identity and time
| Publication number | OT-2026-000006081 · never reused |
|---|---|
| Internal UUID | 01a0a94e-b4bd-7857-a96e-f03644723792 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:21:42.720632Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006081 |
| Status | PUBLIC |
Content hashes
| Canonical text | cebcb3bf2d1400375ba796178cbe9e495dc888ed0d026584cc371e690c575fb0 |
|---|---|
| Markdown | 0cb037da72aa3b0d97433ae09b375a609c0dbd848b6c54faf1918906618dcbbf |
| Publication page | 50f3709dfa22bd3d3b8aee68068b549df262326bbc01a474e26e23ae3682bf43 |
| Manifest | a8de326dc7d9ab1d0b8cce6f7a7043d0a35c57ac93b98d680d006a23a4af2ed9 |
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 | r7QAoWhYdpjXFccc8C5IuQpGzXv7VsBP3faJt9SeTkT0i+abccG4+3j93GRyGxtwogQ4D5Nh31yivdgA5MB1Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:30:29.668840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006081observed 50f3709dfa22bd3d3b8aee68068b549d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:29.655510Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006081/manifest.jsonobserved a8de326dc7d9ab1d0b8cce6f7a7043d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:29.641525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006081/publication.mdobserved 0cb037da72aa3b0d97433ae09b375a60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:29.625775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006081/publication.txtobserved cebcb3bf2d1400375ba796178cbe9e49...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. |
|---|