OT-2026-000031785
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000031785) never changes.
Identity and time
| Publication number | OT-2026-000031785 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-750d-90f2-c5ff4d5c06f0 · 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-2026-000031785 |
| Status | PUBLIC |
Content hashes
| Canonical text | 42a56db557f2f28cbacbd108b8e364b631653e165adb1a3e7ce2945e32e44d8a |
|---|---|
| Markdown | 741cd69f7cdb9ed387aaff51444b0e166eb004528a7b1dd9ae33f70c1cb92295 |
| Publication page | 77441d96090078c593ce7e98a75e19432ab0550519538ab2ed7ad36d19ac7d3d |
| Manifest | 19ed8dcddc09cda69991328bd6f9c2c39da6f2406e4a09846f7d5bdbfbd8b90c |
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 | yZyHFvbME6YClleemDs/ZOP7vg5Eji6HwW+N5nW9rdVnHyCgKzQaIt9VC58dIwOxzfVJj2RIYJ7e9bcbbdxYDA== |
| 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
| 2026-09-17T11:34:54.851847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031785observed 77441d96090078c593ce7e98a75e1943...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:54.834394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031785/manifest.jsonobserved 19ed8dcddc09cda69991328bd6f9c2c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:54.818327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031785/publication.mdobserved 741cd69f7cdb9ed387aaff51444b0e16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:54.803549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031785/publication.txtobserved 42a56db557f2f28cbacbd108b8e364b6...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. |
|---|