OT-2026-000021316
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000021316) never changes.
Identity and time
| Publication number | OT-2026-000021316 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-73db-a354-823138218fea · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021316 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7ec646a4245ac3ecc93475e1c010b5bbfbc11d9f62c6e54b24d5bf8eff320170 |
|---|---|
| Markdown | 3fd712a3263e93798576254f2cf169c46607ee22111ea4b38648ee2405fe3512 |
| Publication page | 3a004dc410e582d59bcecf0cb5e1e65eb1d85ca44bb18029521c6d2aa7c64729 |
| Manifest | 4535f324af054ed37cfe8a280d4f85caf1cfccc0f4a9430344c4ebb26e531dfd |
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 | wjNOGtT7k9AutyRSbPICCFzDLXqfijSygdUl1o4wgmo6jAQBGs7SS1ylesL9YFU+DGrvjvQSjbYvo/KDxGYNCQ== |
| 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
| 2026-09-17T11:55:09.678523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021316observed 3a004dc410e582d59bcecf0cb5e1e65e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:09.656791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021316/manifest.jsonobserved 4535f324af054ed37cfe8a280d4f85ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:09.639219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021316/publication.mdobserved 3fd712a3263e93798576254f2cf169c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:09.620643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021316/publication.txtobserved 7ec646a4245ac3ecc93475e1c010b5bb...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. |
|---|