OT-2026-000042493
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, sustained 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-2026-000042493) never changes.
Identity and time
| Publication number | OT-2026-000042493 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cd-7ac8-86a3-803b8bec94d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042493 |
| Status | PUBLIC |
Content hashes
| Canonical text | d4c4e0d47c7263929435232746a0fe3cc785f25a9bb06eb24c1577902cb471f4 |
|---|---|
| Markdown | 6a96de43c7a20bbdd7d195646e034c7ec0ec279e4d908a65956a8c3d01d8f6cb |
| Publication page | 09224593935ef0dfef90af3cd1706a6c2652af3b313209cc7f1602821c1ff2a0 |
| Manifest | a3b2685854f8c840c3cb8da26ef14fb2f4ffe24637d8c16b808f60222990860a |
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 | Rvyx87dKWw8zpMMGDQUoMRjsB6iajpDPxE9z567GdpTSa5D7joEYlQtSmY7jw0HhdXph0HTbft87JiM4bdIOAQ== |
| 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
| 2026-09-17T11:14:03.980617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042493observed 09224593935ef0dfef90af3cd1706a6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:03.963263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042493/manifest.jsonobserved a3b2685854f8c840c3cb8da26ef14fb2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:03.944474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042493/publication.mdobserved 6a96de43c7a20bbdd7d195646e034c7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:03.926245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042493/publication.txtobserved d4c4e0d47c7263929435232746a0fe3c...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. |
|---|