OT-2026-000030941
Publication integrity record
Single cup vacuum gripper, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000030941) never changes.
Identity and time
| Publication number | OT-2026-000030941 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb6-7ce4-8b24-94d9cbc1aa26 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030941 |
| Status | PUBLIC |
Content hashes
| Canonical text | d97f7006f0dfe5dac1dd21c9ea8780c2f01e33c3446697d924e55fe28b83656a |
|---|---|
| Markdown | 64c1415e340146910633123277b363277be60cb13d2c8637733e558230757ea3 |
| Publication page | c20571a170589d8ba75a479743fbc8f6791bdad6712ba2e63e270c941ec3cf30 |
| Manifest | e66a2a7c1947b7111e0b2966c5719886533f0904116d8812f082fcce911c46bc |
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 | cAUDfDzfbowGJqdqIcQyumI0kqkmJEdkRRf2+tfZj2TksSTxdRDf1ZyRoT3tL/tWE+tT25v4KkHQtMrgqCRjCg== |
| 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
| 2026-09-17T08:43:08.489119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030941observed c20571a170589d8ba75a479743fbc8f6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:43:08.228493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030941/manifest.jsonobserved e66a2a7c1947b7111e0b2966c5719886...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:43:07.769041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030941/publication.mdobserved 64c1415e340146910633123277b36327...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:43:07.517481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030941/publication.txtobserved d97f7006f0dfe5dac1dd21c9ea8780c2...fetched by grabo-systems from 34.44.131.203, 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. |
|---|