OT-2026-000012191
Publication integrity record
Three cup vacuum gripper, three zone face, two stage ejector, 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-2026-000012191) never changes.
Identity and time
| Publication number | OT-2026-000012191 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f5-7f76-ab49-897faf474480 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012191 |
| Status | PUBLIC |
Content hashes
| Canonical text | 11d66ac3731840983187703b22eba691e8047c7c7d0b0c6dc7e7af207706a119 |
|---|---|
| Markdown | e2275d3f56b47f64e88a98750e0b09cd7ce4bc9b0ad8814279814c6e8775bfb9 |
| Publication page | 99a33fb22e4330081375962aa148f5e48304b8337cb436b15590e0c2edb9f335 |
| Manifest | ac6429c3c0d360488c4d7d1d43e2226a52a7c85b7a01b8db150bf0241960904d |
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 | liY+pkkcRpoiLIR+4+2x/HFvEsR9uD6C9+R5lAmYeSJhCBXRy0RjJLanTcrBEvx1HY2brYSvwaEWyPK8B3ukAw== |
| 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
| 2026-09-17T12:11:05.932246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012191observed 99a33fb22e4330081375962aa148f5e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:11:05.908222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012191/manifest.jsonobserved ac6429c3c0d360488c4d7d1d43e2226a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:05.886583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012191/publication.mdobserved e2275d3f56b47f64e88a98750e0b09cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:05.863809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012191/publication.txtobserved 11d66ac3731840983187703b22eba691...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. |
|---|