OT-2026-000064975
Publication integrity record
Four cup vacuum gripper, four zone face, pump 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-2026-000064975) never changes.
Identity and time
| Publication number | OT-2026-000064975 · never reused |
|---|---|
| Internal UUID | 01a0ae8d-debe-7430-8e27-b61d387321a8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:48:48.495161Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000064975 |
| Status | PUBLIC |
Content hashes
| Canonical text | a6eb0e19955e05f0619d3ba90c8fe9a514eef0fc2b66e388bd72bdb90f469b19 |
|---|---|
| Markdown | 00ce42f929793c7746c5d394f66b4aa7480cbff8fd759f9411f63b488a89f0fd |
| Publication page | 49793ed7b56a01788c6049bdb9efd491134ed77a7dfff3d56566de17451b974c |
| Manifest | bc9c4bd5cd13713b1f29af8920d7cff6512f7c252829530327ff79d6213c8cd8 |
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 | 6JVbY2zGYXEaowXVzgi4XcLZHNNNIsKY9xjW680bc9NiZ3MYm+Ck7nVJUVZQ5+R29ZwuSu0jVILLOhoSsAnOAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:35:55.321390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064975observed 49793ed7b56a01788c6049bdb9efd491...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:35:55.304161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064975/manifest.jsonobserved bc9c4bd5cd13713b1f29af8920d7cff6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:35:55.285931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064975/publication.mdobserved 00ce42f929793c7746c5d394f66b4aa7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:35:55.257597Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064975/publication.txtobserved a6eb0e19955e05f0619d3ba90c8fe9a5...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. |
|---|