OT-2026-000048379
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000048379) never changes.
Identity and time
| Publication number | OT-2026-000048379 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de4-7a6a-88dd-07645a4ab6e4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048379 |
| Status | PUBLIC |
Content hashes
| Canonical text | 09b14254ada79e7168d04eeb886fd3f1d4babc4dbf57fd33b3b9764a1b333cef |
|---|---|
| Markdown | db6d8882d2326f78d83f1ad9eb8e4d8ef163f9453afbbece7f49703274250843 |
| Publication page | 533394e0c4092ea1b14fcaf8dacc1cf7ced7a70d0fd96075046ce8c6489ab3f9 |
| Manifest | 505f85485ec1f67228eff75805d82ceb8391d38364760fb60dc1b7a39c70c006 |
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 | pXoHCEVcRjwTj23yWK9W280BMeazYPDOIn4ayCgO3pIs8+XHShTPo39JDquS2p89+iFpHqcP9lAPqqvYwiBgCg== |
| 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
| 2026-09-17T11:05:00.416595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048379observed 533394e0c4092ea1b14fcaf8dacc1cf7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:00.396649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048379/manifest.jsonobserved 505f85485ec1f67228eff75805d82ceb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:00.377370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048379/publication.mdobserved db6d8882d2326f78d83f1ad9eb8e4d8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:00.356176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048379/publication.txtobserved 09b14254ada79e7168d04eeb886fd3f1...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. |
|---|