OT-2026-000020316
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000020316) never changes.
Identity and time
| Publication number | OT-2026-000020316 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7faa-83c0-d134c3d1acab · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020316 |
| Status | PUBLIC |
Content hashes
| Canonical text | 31a0ca05b75e4b6aed9d5661d6a77d0ac9683c9001dd317f6f02c12101441ad9 |
|---|---|
| Markdown | 19355841bbfc6fe79ec35c60fb5291589061efa131b5d952a53efe820fcb4a60 |
| Publication page | c33096024efcb644797130feaaec20122263421949198ae615375e59bc8e398d |
| Manifest | 5bae193dd88217fe978e27acbfa5aca42877940e51963bfdace886f5e09dc3de |
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 | /tsOXlcoEGJbggP8zX+ZzUqE/ofTLGAJ9p8PhHoardOXqYdnzkaC5SW+ujMKQSp0MzHw/926urHJqsU7AT/NBQ== |
| 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
| 2026-09-17T12:00:05.101532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020316observed c33096024efcb644797130feaaec2012...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:05.080769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020316/manifest.jsonobserved 5bae193dd88217fe978e27acbfa5aca4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:05.061991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020316/publication.mdobserved 19355841bbfc6fe79ec35c60fb529158...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:05.044882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020316/publication.txtobserved 31a0ca05b75e4b6aed9d5661d6a77d0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:15.928268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020316observed c33096024efcb644797130feaaec2012...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:15.911830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020316/manifest.jsonobserved 5bae193dd88217fe978e27acbfa5aca4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:15.894058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020316/publication.mdobserved 19355841bbfc6fe79ec35c60fb529158...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:15.876043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020316/publication.txtobserved 31a0ca05b75e4b6aed9d5661d6a77d0a...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. |
|---|