OT-2026-000023901
Publication integrity record
Single cup vacuum gripper, common isolation valve, two stage ejector, sustained 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-2026-000023901) never changes.
Identity and time
| Publication number | OT-2026-000023901 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed6-7c43-bf8f-c94b0db3ec2f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023901 |
| Status | PUBLIC |
Content hashes
| Canonical text | 754a81b70d87e2c8e1c19f8bacdbddff36825845863d3b6749d0cee6f9bbfe22 |
|---|---|
| Markdown | ffd1d30214afebdf84cd8303f60888ecaea24586eb7c17e4d4070583f999f2d6 |
| Publication page | 87f46eab3eddb73bad2a4de072d43427a29fce5512f928aa00a4e0a229e98474 |
| Manifest | d7695e006a9ecc4ea399d33e43141d78020e7382ddac8a5ff87b08b8d03b4866 |
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 | DsLXe3Rj18F7XzjI+J6NbKoskPd/GCJ9AJVueZj2mKR1/OzanV8bqaDXhYcBdXCJWZwDB4hlTsgIdzi1C8ZOBA== |
| 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
| 2026-09-17T11:50:31.046312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023901observed 87f46eab3eddb73bad2a4de072d43427...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:31.027994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023901/manifest.jsonobserved d7695e006a9ecc4ea399d33e43141d78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:31.008705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023901/publication.mdobserved ffd1d30214afebdf84cd8303f60888ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:30.989452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023901/publication.txtobserved 754a81b70d87e2c8e1c19f8bacdbddff...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. |
|---|