OT-2026-000027471
Publication integrity record
Three cup vacuum gripper, three zone face, 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-2026-000027471) never changes.
Identity and time
| Publication number | OT-2026-000027471 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6998-76e4-8227-60f99a693e2c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027471 |
| Status | PUBLIC |
Content hashes
| Canonical text | e49afb505e7e97942e564e5672ae8ba103deb8bd0e31ad9b53c82fc6f6173c17 |
|---|---|
| Markdown | 82aa1e3472e021d6c10496b500ac2aa78503291a358937a68ba70a5f71b8300f |
| Publication page | 2a561d7d632a895cf7fedca63bfd015891436b0d84498d6a2469e6d593d81ff3 |
| Manifest | 921fb57b840b6e079fe89d1adde74c20b4af094a5f7f445a0ce6d54372d2d484 |
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 | X5meVe7cFnypPhGqBVrDqsPfbn+pRmhXqM9G1ielZ7I6XfPwyRBEl71TWdKsbb9e+/m2lZXsYf9ojy3u/PDYBA== |
| 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
| 2026-09-17T11:42:55.940296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027471observed 2a561d7d632a895cf7fedca63bfd0158...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:55.921302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027471/manifest.jsonobserved 921fb57b840b6e079fe89d1adde74c20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:55.903565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027471/publication.mdobserved 82aa1e3472e021d6c10496b500ac2aa7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:55.886474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027471/publication.txtobserved e49afb505e7e97942e564e5672ae8ba1...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. |
|---|