OT-2026-000020278
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000020278) never changes.
Identity and time
| Publication number | OT-2026-000020278 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7394-bf59-6b8d566d8406 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020278 |
| Status | PUBLIC |
Content hashes
| Canonical text | b2b40847fc9ff79f13bd5d0972c0292b2e48c2200ac4b39e9c27adf989c7075e |
|---|---|
| Markdown | c88007bde9ca83ceb8a36cabf210366183919c0903407ae0aa7d301bc47aff52 |
| Publication page | 8b470ced557fccfaa0723fdc0337b568040f4cd6ab91b16d9926088d8a6b98cf |
| Manifest | f9b3fef82c9faba9cb58cf24f1d8d6a82974473a03079117ab9663a936564153 |
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 | onWelEDqmF7khOPtyKaq30HDHwmkncM+ccMwI8UhzHvb5Ch0VKb3PpAE3hZRYaTF9tAlBWCy101IUeIVcOAiAA== |
| 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
| 2026-09-17T11:56:37.799782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020278observed 8b470ced557fccfaa0723fdc0337b568...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:37.780089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020278/manifest.jsonobserved f9b3fef82c9faba9cb58cf24f1d8d6a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:37.761499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020278/publication.mdobserved c88007bde9ca83ceb8a36cabf2103661...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:37.737485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020278/publication.txtobserved b2b40847fc9ff79f13bd5d0972c0292b...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. |
|---|