OT-2026-000039956
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold 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-2026-000039956) never changes.
Identity and time
| Publication number | OT-2026-000039956 · never reused |
|---|---|
| Internal UUID | 01a0ae78-d8d7-77c0-9934-dc548fc32c2c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:50.683051Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000039956 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1a0f8bdae2fc40ba8fec8ce9f3a319907206a84328e1f19648df3184faaef308 |
|---|---|
| Markdown | 98560debd8f22614099f4f5ea0d0373194b692235b0bfdaca872c12faa784430 |
| Publication page | 33f2d0d330fa7b3386bdfa6c5188faae36e74fd11006113565ed3fb468aa0f27 |
| Manifest | b86f6d9179ef5eba9ed646492629f45879e5ca8b5a5c209572d897d69cebea33 |
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 | PZj0nvYsOdNVNKpnPYc64mYBFKqp0KG794HP7DVjXkMa3r+zlMQWWA0FfYMfYoAexdgMsUAo4JpYYW57/ie2Ag== |
| 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
| 2026-09-17T08:43:44.501830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039956observed 33f2d0d330fa7b3386bdfa6c5188faae...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:43:44.267102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039956/manifest.jsonobserved b86f6d9179ef5eba9ed646492629f458...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:43:43.999843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039956/publication.mdobserved 98560debd8f22614099f4f5ea0d03731...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:43:43.492254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039956/publication.txtobserved 1a0f8bdae2fc40ba8fec8ce9f3a31990...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. |
|---|