OT-2026-000056405
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000056405) never changes.
Identity and time
| Publication number | OT-2026-000056405 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd2-739a-b970-11cb16dae4fa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056405 |
| Status | PUBLIC |
Content hashes
| Canonical text | b08bfb9d2f9a2a0e52e89c44dacb003e50e7afca0bf30a2f3fed7267ee35d941 |
|---|---|
| Markdown | b4ea3853acb3f765c29d230cc6524656dff24101aa8e492e02b31bdd8e05b5e9 |
| Publication page | 815a42cc609705036a9035ad9dc53a25e5dd9e3efaf39212f935c21e48817afe |
| Manifest | f60787b6432af195833bf4ba81c911e2e824fcf684b63d2970a940e00a564226 |
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 | hlir0Vf5192OoJ3aTn/pRY8LH6uAr/bXE0lNS3L25sDlThX1ZlrqkoHU8+wrz/KONYMIC47a1575CzGAqeBcDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:56.183190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056405observed 815a42cc609705036a9035ad9dc53a25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:56.167041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056405/manifest.jsonobserved f60787b6432af195833bf4ba81c911e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:56.150711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056405/publication.mdobserved b4ea3853acb3f765c29d230cc6524656...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:56.132502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056405/publication.txtobserved b08bfb9d2f9a2a0e52e89c44dacb003e...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. |
|---|