OT-2026-000015227
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, 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-2026-000015227) never changes.
Identity and time
| Publication number | OT-2026-000015227 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef48-7d16-b150-e48a3effc400 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015227 |
| Status | PUBLIC |
Content hashes
| Canonical text | 95c33550aa78327247165137f25dd923c94dd82667932b2356607cd824455553 |
|---|---|
| Markdown | 07f58ff95c0c28f3ed9f6a3a32f74b07f99762882d4224a69f26ccb2b9ac916f |
| Publication page | f02de11e15c2b10fd0537ca717db41f46feecff9d7dd615e55bec56901cf9e52 |
| Manifest | f4a9dc87b76a673a6a789780223099cc7d9c22cf1bf709a924a223d3c478b52d |
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 | e5vV+R8HoUJieJq3sMyWsp1O5aZBttDqeYsKdRR2cmwNqCWlh/biazwUqMb0opY//1tLEQPu7nI67J5x9HMRBw== |
| 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
| 2026-09-17T12:05:52.100188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015227observed f02de11e15c2b10fd0537ca717db41f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:52.080810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015227/manifest.jsonobserved f4a9dc87b76a673a6a789780223099cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:52.060547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015227/publication.mdobserved 07f58ff95c0c28f3ed9f6a3a32f74b07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:52.042934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015227/publication.txtobserved 95c33550aa78327247165137f25dd923...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. |
|---|