OT-2026-000004762
Publication integrity record
Porous face vacuum gripper, common isolation valve, two outlet manifold, two stage ejector, pressure verified
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-2026-000004762) never changes.
Identity and time
| Publication number | OT-2026-000004762 · never reused |
|---|---|
| Internal UUID | 01a0a922-8c07-797c-9d1c-e6269eaa865f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:33:28.714370Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004762 |
| Status | PUBLIC |
Content hashes
| Canonical text | ae0a26b4536fe2d3302352e261cf52158bfd4bd8295734fdb3290f3ed8149d01 |
|---|---|
| Markdown | e00dc227dea2ee499c267cb41750e655a36f4635c8103e27612eed78e97f518f |
| Publication page | 17cf2787338fe02e99e4589d54d2d1c73e90525b73f1b7a356c4022d1ab58f65 |
| Manifest | b346fd6baefe9fd476b99f55373eb8631142e4a0a9830dbdee377a81aba3e742 |
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 | bqxEjdCdPgJt/s3rDwTXIuE4yS7u1d5WJKRQdj64is6HjYY9oXU6bfM2o4qZFAcBkzSD8X9OYtkS4N6plUjPBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:21.715289Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004762observed 17cf2787338fe02e99e4589d54d2d1c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:21.701562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004762/manifest.jsonobserved b346fd6baefe9fd476b99f55373eb863...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:21.688145Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004762/publication.mdobserved e00dc227dea2ee499c267cb41750e655...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:21.675745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004762/publication.txtobserved ae0a26b4536fe2d3302352e261cf5215...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. |
|---|