OT-2026-000019894
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000019894) never changes.
Identity and time
| Publication number | OT-2026-000019894 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb6-79be-8a6b-5cbf79484d0e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019894 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2161cfd800cfd017287f23acb29fdbaa80d7a2619baa5c5197c0b952a2d4472b |
|---|---|
| Markdown | 66eccb29bda15f5dbc9c2a926f00f9370f0e2d9520b200516e3f05a17bfaf76d |
| Publication page | 88b7625030bf82f1064f4b96f6cf8372c3739f4bbe4cd48bc8abb6d3e458b20c |
| Manifest | 869e5d356073423ea79f334de1c05f1bce5850fc489638d3bfe5da230a1b0a69 |
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 | EbHrmcZJokJJiFq1KX8mDoiiV945NOE1K11YYEXWh4xgh0QCuSYP/YlVUugEZxnSOEob9BJEks2mJY+q2YDsDw== |
| 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
| 2026-09-17T11:58:06.139073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019894observed 88b7625030bf82f1064f4b96f6cf8372...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:06.120809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019894/manifest.jsonobserved 869e5d356073423ea79f334de1c05f1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:06.102991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019894/publication.mdobserved 66eccb29bda15f5dbc9c2a926f00f937...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:06.084496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019894/publication.txtobserved 2161cfd800cfd017287f23acb29fdbaa...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. |
|---|