OT-2026-000048223
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000048223) never changes.
Identity and time
| Publication number | OT-2026-000048223 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de2-79ac-a8c4-a51d1357256f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048223 |
| Status | PUBLIC |
Content hashes
| Canonical text | 58b39836ff7bdbe2481ad4941e813c02e07b20bddd568eec0a293f244280e1ee |
|---|---|
| Markdown | 503efeeb1099e2ddd3dec47d3c24b8d516e60450ff7b07742e1855535825d2f2 |
| Publication page | 8389f8d764fd9f76a860325fbd8e641f4612121bfb6628d0cc697f1fd09e4ac1 |
| Manifest | b9fd32712e8af07aa717ec406852a70dde364968ba1fee849c4212ffa4ba47aa |
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 | N4QHhIdmB20VCFpAdAFqwgYy0nnOnYXVK8GxbW+agNNyt96jn21G26F1FaDByN+EwhdLF7AwzYpgR8J5SP/kAg== |
| 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
| 2026-09-17T11:04:46.641347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048223observed 8389f8d764fd9f76a860325fbd8e641f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:46.623797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048223/manifest.jsonobserved b9fd32712e8af07aa717ec406852a70d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:46.605757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048223/publication.mdobserved 503efeeb1099e2ddd3dec47d3c24b8d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:46.588263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048223/publication.txtobserved 58b39836ff7bdbe2481ad4941e813c02...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. |
|---|