OT-2026-000018991
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000018991) never changes.
Identity and time
| Publication number | OT-2026-000018991 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d523-7f25-a490-218ac31c4031 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018991 |
| Status | PUBLIC |
Content hashes
| Canonical text | d65502a42dedb9c23c20131b74c70345bc107d204a46645ecbb68604d50707a8 |
|---|---|
| Markdown | b97c103fd0a4c9194649debd4fb4d46da32db7370ce8f85b0d7a23ad134809a6 |
| Publication page | e262120fd46d6960487c7037bd4e38e8c3d68882b52f8ea2158acf6950df141e |
| Manifest | eeaf78a5a5731a007fa030bb6c9f20b2fbfc0a41466ef74ed0cf8f751c5b7af8 |
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 | q/TvW8T6Ul99O4tHUkpR32nvWJJbn4KqBYLWpAYyUplZ1OdxO9C0TkEadPSb3LxKdMofCNn8UBssY+/plbjoDQ== |
| 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
| 2026-09-17T11:59:40.432025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018991observed e262120fd46d6960487c7037bd4e38e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:40.414421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018991/manifest.jsonobserved eeaf78a5a5731a007fa030bb6c9f20b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:40.396299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018991/publication.mdobserved b97c103fd0a4c9194649debd4fb4d46d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:40.380188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018991/publication.txtobserved d65502a42dedb9c23c20131b74c70345...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. |
|---|