OT-2026-000031776
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000031776) never changes.
Identity and time
| Publication number | OT-2026-000031776 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad0-72ae-91c2-2bc547c53be0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031776 |
| Status | PUBLIC |
Content hashes
| Canonical text | 301b17d58af211ace8e9699bd395a0f53d015d222f215f5769da4484d6ea24d9 |
|---|---|
| Markdown | 23c13ab695a01d587bee04b694d138bd883031e64ae8046338a682853fec35b3 |
| Publication page | 0d64ebf2a9ef31fd24b93abfcd297afa16a6a8e2be00e813a54c48f2804966cd |
| Manifest | d7d059c942d43dc71c63c2059a39d948f2257bc9c62286eb7114f1dea9ff29e0 |
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 | E4EGxPh3ziuSUvZnK91Qm0FwzrecUzSKgo+JpemxKyu4nICOq4unlHzgEaWY/mGZLnJ4IECb5K2H0gUladfpDw== |
| 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
| 2026-09-17T11:34:54.150837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031776observed 0d64ebf2a9ef31fd24b93abfcd297afa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:54.133560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031776/manifest.jsonobserved d7d059c942d43dc71c63c2059a39d948...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:54.111479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031776/publication.mdobserved 23c13ab695a01d587bee04b694d138bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:54.093929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031776/publication.txtobserved 301b17d58af211ace8e9699bd395a0f5...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. |
|---|