OT-2026-000048003
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, 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-2026-000048003) never changes.
Identity and time
| Publication number | OT-2026-000048003 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c422-73a4-a8c6-0a3448d31762 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048003 |
| Status | PUBLIC |
Content hashes
| Canonical text | 41dddd293abb583fef56ffb151c0a7ed4a8b9204d9b4a4b58622a289c1303cc9 |
|---|---|
| Markdown | 5be6ddf8a65fbd0869c173479769cf2f039a92e265ebe8aea0fdb3cd7a5bc8eb |
| Publication page | ca09a04028c71cae9caa863da8ec71ced05c859fd0e0ed3b2dd0f608a6004ff6 |
| Manifest | 4f09138767e5495cb4b89b863c97af6ac4c2537777e81b2ad0c0153f2be823ee |
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 | N7KjikwbgzA51BTJ2etzcQmkbj6AbUeM8jtBnRz4JCWIqU9GG2g93+nKUPGKW+AuqHK6cLCOdPQ5ELj/tUxdAw== |
| 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
| 2026-09-17T11:05:59.510382Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048003observed ca09a04028c71cae9caa863da8ec71ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:59.494392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048003/manifest.jsonobserved 4f09138767e5495cb4b89b863c97af6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:59.476791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048003/publication.mdobserved 5be6ddf8a65fbd0869c173479769cf2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:59.460395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048003/publication.txtobserved 41dddd293abb583fef56ffb151c0a7ed...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. |
|---|