OT-2026-000022415
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, pump 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-2026-000022415) never changes.
Identity and time
| Publication number | OT-2026-000022415 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fd-71d9-b698-d4b29a088524 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022415 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56643eb9876594519d9f187985160382c7ba0cccd714e4bab741ec97a14c6c0e |
|---|---|
| Markdown | a4d6ea613a4a5036595c087101082f5a5abc0e162d807230de641b9d3dce8a85 |
| Publication page | fdfd62f0d523c392252609564f1cfe304f122baf0a32f74742f24759df65206b |
| Manifest | abda7d07f6fb78aecd7a18fe841d156c432e5170b8f5d6e9fef189627daa96ba |
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 | FP4QE7u5/dN/t4774VIkrlonAVa+qjXSELtTmWLyh1lLKzCqJABTgPI/ZOu9D4Qj5DN3W75KblMSflHB8u2UCA== |
| 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
| 2026-09-17T11:53:48.190187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022415observed fdfd62f0d523c392252609564f1cfe30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:48.171679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022415/manifest.jsonobserved abda7d07f6fb78aecd7a18fe841d156c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:48.152540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022415/publication.mdobserved a4d6ea613a4a5036595c087101082f5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:48.134355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022415/publication.txtobserved 56643eb9876594519d9f187985160382...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. |
|---|