OT-2026-000047891
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, 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-2026-000047891) never changes.
Identity and time
| Publication number | OT-2026-000047891 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c421-7093-a087-32ebca5a5f30 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047891 |
| Status | PUBLIC |
Content hashes
| Canonical text | 05f5ed8506d138baec26c3a5b4c541bb23749dad794d3c03ece09e91cd82ce33 |
|---|---|
| Markdown | 757a49e4bc65ccfe661175cd746a42372f0a9ba6752010574b39f881e4c1823d |
| Publication page | 9378e0d6ae82d53b459c0ca6eed2633a12d67a42d90455ec8715209c5085f19c |
| Manifest | b6d145493609e87b63d60c02d2b9e71b47742ac5b3cb34c7013615c5b5dcf256 |
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 | ZIHBYJGZjIsI9AqF72Mt19BP7h9xdkHTvEoDeHZGQM07AIvANh+2zk3dpZpM0j7ynx+cAfi+wuoXiG322FAEAA== |
| 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
| 2026-09-17T11:05:49.724841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047891observed 9378e0d6ae82d53b459c0ca6eed2633a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:49.705611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047891/manifest.jsonobserved b6d145493609e87b63d60c02d2b9e71b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:49.685446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047891/publication.mdobserved 757a49e4bc65ccfe661175cd746a4237...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:49.668477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047891/publication.txtobserved 05f5ed8506d138baec26c3a5b4c541bb...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. |
|---|