OT-2026-000048139
Publication integrity record
Three bellows cup vacuum gripper, three 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-2026-000048139) never changes.
Identity and time
| Publication number | OT-2026-000048139 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de1-7cd8-b0be-9ed49f1a5c78 · 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-2026-000048139 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9e2115db8f3596d3eea0d5f46ee5d85a30c1c2fe8d430a0b6ff5b26f60e90566 |
|---|---|
| Markdown | c3ede2a947c7a46e81c8b2054dff41a6167a57f922b3de070579b39bee82d90b |
| Publication page | 2fbc58589fb4e0a9f1130a4f0662f1cec388cc32b7cc34ed9c640c48cebdfad3 |
| Manifest | e4b179dcc6f43b5becf9ff909e3e30d5f99da6fdb7b7cd604cae4b52acc1cb0a |
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 | Ad+n6LP+YF+u9I1YRhkEmRC+fiYbGE4U282AZ8jb4IqzDUrsa3GF4O/VWWa9UViOOn0YznGDL7qYbIXosyTUBA== |
| 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
| 2026-09-17T11:04:39.632625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048139observed 2fbc58589fb4e0a9f1130a4f0662f1ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:39.614154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048139/manifest.jsonobserved e4b179dcc6f43b5becf9ff909e3e30d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:39.595358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048139/publication.mdobserved c3ede2a947c7a46e81c8b2054dff41a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:39.577432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048139/publication.txtobserved 9e2115db8f3596d3eea0d5f46ee5d85a...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. |
|---|