OT-2026-000028958
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum 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-2026-000028958) never changes.
Identity and time
| Publication number | OT-2026-000028958 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9e-7cca-8904-e94fef98f9e7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028958 |
| Status | PUBLIC |
Content hashes
| Canonical text | eb004e795ce296a30d45fbc0f9caa24094bc50a9668398d9485b3ba541e82b44 |
|---|---|
| Markdown | 15e316c55f94a9f666b77050ef4257fb4d8149a4a60990339bd74694a55d0550 |
| Publication page | e0a575d802e9ed91277ea1889325d2ccda239e6ddc827a92ad82d0fa7d56c868 |
| Manifest | a2449b82d4121c910e9e55f36c938597f8ea825b1ee45a5c6a7871fe89ff92ee |
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 | DZiju0KkSDbXFEe5OBvVc2Yr3KevuI8Ufq3nmJx4XN2zcl3nd/h8bgg4dQI3nhAnJS9W7JO7VnObXUyUI1i0Dw== |
| 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
| 2026-09-17T08:20:26.984859Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028958observed e0a575d802e9ed91277ea1889325d2cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:26.931213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028958/manifest.jsonobserved a2449b82d4121c910e9e55f36c938597...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:26.788599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028958/publication.mdobserved 15e316c55f94a9f666b77050ef4257fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:26.765261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028958/publication.txtobserved eb004e795ce296a30d45fbc0f9caa240...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. |
|---|