OT-2026-000049431
Publication integrity record
Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum 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-2026-000049431) never changes.
Identity and time
| Publication number | OT-2026-000049431 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7b-73a8-aa5b-0ec4a119c0c5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049431 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3a33c43e0849bb180d1887e32bbf345db94b62dcce2d4a361c0b5c854bac9e87 |
|---|---|
| Markdown | de18eb00e868a8de5f9eaee0bb9ef0a14a3ce40499919fe9eea85a3266a0d3bb |
| Publication page | ccae0014d75677044e4a0c0b266fdbeb6d18eec987a13bd841942d0b10d8fc04 |
| Manifest | 7ad5e6c05d9d56842c6c4104796d2d2d1629a77b7a63ebd5d966b45496bbaa59 |
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 | hpMPlE2Ofw1QI/6dXBy6mB0g4O0G+00M9UqaP7Q0ArlHQkZSc8FBmLcQbQHU23BOwbIwxbNVc1XPNUSIawCtDw== |
| 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
| 2026-09-17T11:02:15.742946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049431observed ccae0014d75677044e4a0c0b266fdbeb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:15.722725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049431/manifest.jsonobserved 7ad5e6c05d9d56842c6c4104796d2d2d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:15.704040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049431/publication.mdobserved de18eb00e868a8de5f9eaee0bb9ef0a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:15.683952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049431/publication.txtobserved 3a33c43e0849bb180d1887e32bbf345d...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. |
|---|