OT-2026-000048503
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, three 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-2026-000048503) never changes.
Identity and time
| Publication number | OT-2026-000048503 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de5-7add-b4c1-8ab031bb6ff3 · 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-2026-000048503 |
| Status | PUBLIC |
Content hashes
| Canonical text | b62e5f5183debd3beaef42fb0050202e509b75d8f80d3e0815da86554703bd8e |
|---|---|
| Markdown | c508fc6d7358a796c7a48bc66211418146bfb387a5db89469909bc9ee80407b0 |
| Publication page | d88b3c59a1acc956e6122ad93f1db3c9079010e68b7bfbe202319286bbd05d4f |
| Manifest | a31b3cc9968a6efa62bff3dcacd1b638e9ce55f579db131b0e5b883196ba9530 |
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 | FnSxGAZHq/Vh1rNj+R968qd8RLOfkXcSIqTMGOdJxp2SnucSJY5mAzx7X58g6aoINUKqr407LG0oVxQ9QDYtBA== |
| 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
| 2026-09-17T11:05:10.691924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048503observed d88b3c59a1acc956e6122ad93f1db3c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:10.672394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048503/manifest.jsonobserved a31b3cc9968a6efa62bff3dcacd1b638...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:10.653470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048503/publication.mdobserved c508fc6d7358a796c7a48bc662114181...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:10.632104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048503/publication.txtobserved b62e5f5183debd3beaef42fb0050202e...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. |
|---|