OT-2026-000031721
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off 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-2026-000031721) never changes.
Identity and time
| Publication number | OT-2026-000031721 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad0-7ada-8265-2b78d393b0dc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031721 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6ee8570c404a3441d27d2cc5e7865fc49ea7cd6d0d750d15fe97566a13584b16 |
|---|---|
| Markdown | 14c09fa7916c5a6ba485eea6e263c5a899e0f4e34a2869624c04703906709d2d |
| Publication page | 512ac0b06edb7679d169ce8059319d4f1f9e68167a12ec7d5f87c1e6180e4a15 |
| Manifest | 73f07670cab397303ef64ee09600ea7127a21533c380e49fb6a7aa068f0b807b |
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 | YFOa6jWkXUrEI0SLkp+eIKiH603RJo/Yq8FEyeFPlpIOpUm3duwYh0CVw22JmytDbAFvFGAb1GccmU7XbcmMAQ== |
| 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
| 2026-09-17T11:34:50.024019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031721observed 512ac0b06edb7679d169ce8059319d4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:50.004161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031721/manifest.jsonobserved 73f07670cab397303ef64ee09600ea71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:49.987982Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031721/publication.mdobserved 14c09fa7916c5a6ba485eea6e263c5a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:49.971997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031721/publication.txtobserved 6ee8570c404a3441d27d2cc5e7865fc4...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. |
|---|