OT-2026-000019196
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000019196) never changes.
Identity and time
| Publication number | OT-2026-000019196 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-75d0-8258-c89cfeef4473 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019196 |
| Status | PUBLIC |
Content hashes
| Canonical text | a8581e2e559b5bac601d72b7e3a2bd35fe7613f34be86c37ae647ca81b8f9dee |
|---|---|
| Markdown | b4b879caeb620f816557dc7e091b0140f5539b4913d3f5ab018049821e127069 |
| Publication page | 5d21e297df1404674436dc41f295ab2bc305f6cea3cbdb17a7ddf6eb8b09acb0 |
| Manifest | 95265c8138177ed1ea30d0d8b84ed25ecdf3327193d6abdcc1e9323cfee266b8 |
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 | 3wbYgYaDYtMB9W1jmsB5ClFL+iZPT67eOjizqEiU1sHcP5X+n0Amq4yPTqCl24d9ckO00bvSEzoXh32Qw7v5Bg== |
| 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
| 2026-09-17T11:58:30.988181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019196observed 5d21e297df1404674436dc41f295ab2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:30.969983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019196/manifest.jsonobserved 95265c8138177ed1ea30d0d8b84ed25e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:30.953324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019196/publication.mdobserved b4b879caeb620f816557dc7e091b0140...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:30.936091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019196/publication.txtobserved a8581e2e559b5bac601d72b7e3a2bd35...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. |
|---|