OT-2026-000030898
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000030898) never changes.
Identity and time
| Publication number | OT-2026-000030898 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb6-7e84-863a-10555b3b711c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030898 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5ef01af90ff675592fef743181d32df1b654c141312c0c1fca10ae8d17c9f70f |
|---|---|
| Markdown | 15453275f762b5524d3fb01f328dce28702a6133ada43827f63c4fe505625aaa |
| Publication page | 38b2c152517ea7c1b23ba8add9f9936f74b22157ca24ca346a607f546baa6e78 |
| Manifest | 759f7d1452225bd1cb2bac2e64f6fcf73f6b6d14d1a3741917b4a06fd6fdb2ba |
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 | LZdj4TAb0xfghQXAX5uoJTQdgVLFpsZgl46weWYZKsW56kjK6XxDKSoAn2nTImUA3GrigESLzhfGDQj5KRt+Cw== |
| 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
| 2026-09-17T11:36:53.033183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030898observed 38b2c152517ea7c1b23ba8add9f9936f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:53.015409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030898/manifest.jsonobserved 759f7d1452225bd1cb2bac2e64f6fcf7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:52.996808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030898/publication.mdobserved 15453275f762b5524d3fb01f328dce28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:52.975663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030898/publication.txtobserved 5ef01af90ff675592fef743181d32df1...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. |
|---|