OT-2026-000042176
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000042176) never changes.
Identity and time
| Publication number | OT-2026-000042176 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d72-7993-9e35-8f6bf1aa170e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042176 |
| Status | PUBLIC |
Content hashes
| Canonical text | 20c1e935c347160e324cf3762d565508b4a8bf7358bb5990acc3188750e03cda |
|---|---|
| Markdown | a6603a70a188ca6ec0abdc63573ead16022da0aeecb5f35e7a549421ff86cbbb |
| Publication page | 078531b9b3a1180443ba810f538dfe3f7e0b549d400aa5e08f8300d870c7694b |
| Manifest | 97a8c6f884ddf7dec42428fb847a8bc3e82fd3d24eb37ab77baaa3d6507bab43 |
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 | KNSiRKnJg792khkkjMBfz1bPgpEiSU+YN/lkeocEYSJby4v+GjIrR9ZEmz1EsJG1PwG5kUxax/WFd9ckRXHmAA== |
| 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
| 2026-09-17T11:15:49.940267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042176observed 078531b9b3a1180443ba810f538dfe3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:49.922236Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042176/manifest.jsonobserved 97a8c6f884ddf7dec42428fb847a8bc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:49.901989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042176/publication.mdobserved a6603a70a188ca6ec0abdc63573ead16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:49.883564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042176/publication.txtobserved 20c1e935c347160e324cf3762d565508...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. |
|---|