OT-2026-000013712
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000013712) never changes.
Identity and time
| Publication number | OT-2026-000013712 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-715a-8ec6-65a2b10c7f74 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013712 |
| Status | PUBLIC |
Content hashes
| Canonical text | 580e44de9d582b3f604e4158c040b273d632254d288a0b5c1162dc0f9ec5c86e |
|---|---|
| Markdown | 083a96939a8fd63070f8d1ca5db4a2331fd93246c2a7b5e3dc567decf08e924a |
| Publication page | 5d9ebf672d2cbd98f2060efaec3e76b8200a2f92118783d8e0e678516484abbf |
| Manifest | 8e47b12e4bb156aefa57b5115c73740d2eb036348956643973437e52a65b9672 |
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 | VRlb9Q0T/ljbCoZKIGLSNXPLKLsld1EyobaBJbBJvJIBxtX7gZ7JoAV9lZUwI8Jw3TBfG49fH121Ivavt+UwBg== |
| 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
| 2026-09-17T12:08:40.358117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013712observed 5d9ebf672d2cbd98f2060efaec3e76b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:40.338545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013712/manifest.jsonobserved 8e47b12e4bb156aefa57b5115c73740d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:40.320183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013712/publication.mdobserved 083a96939a8fd63070f8d1ca5db4a233...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:40.297819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013712/publication.txtobserved 580e44de9d582b3f604e4158c040b273...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. |
|---|