OT-2026-000025580
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-2026-000025580) never changes.
Identity and time
| Publication number | OT-2026-000025580 · never reused |
|---|---|
| Internal UUID | 01a0ae71-5fa8-7fe1-8342-ee839dd83cdc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:40.790954Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000025580 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2841fee805d11ef3e367e796153033e3006c3fdea8eb3e2ae8a32a9c15ca662f |
|---|---|
| Markdown | 19c28fc6c3ba5086b13f660efc0a6b2541c1e9e6bfe59d71c8c8d58ceb3dea95 |
| Publication page | 45375bcbdbf9f62261096f65f15fd3eef75432da53b3471b2b6bedbb054e6441 |
| Manifest | 86193aac6f288623ba99a5d8718de5b3d5e81d460ab563c80c345b213d431992 |
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 | gdTfK9aLxZC5J4iWSoCc893z739J+RVNALMMKqbZB37TSMk2EJjqyIPGlvrap9zJoUQV+jjjCZUzevAAZj9jBw== |
| 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
| 2026-09-17T11:47:44.753824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025580observed 45375bcbdbf9f62261096f65f15fd3ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:47:44.734610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025580/manifest.jsonobserved 86193aac6f288623ba99a5d8718de5b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:47:44.715041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025580/publication.mdobserved 19c28fc6c3ba5086b13f660efc0a6b25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:47:44.695013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025580/publication.txtobserved 2841fee805d11ef3e367e796153033e3...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. |
|---|