OT-2026-000090925
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000090925) never changes.
Identity and time
| Publication number | OT-2026-000090925 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7aae-99a1-935cb939b72b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090925 |
| Status | PUBLIC |
Content hashes
| Canonical text | 21064afc6a0bdd4803fd961eb40021fa67ef33c5f367d454d81a857ced914132 |
|---|---|
| Markdown | 47d1dfaedbf5f039ae5aca61cc97cce9c062b2223d055fbd89e462fbd2689d8a |
| Publication page | 79551dd9d3570fff205a33f6e9f23fb072031930e6884223e5b4e091e85a30f9 |
| Manifest | 45a612c25523b9b30be88a6c32c7805b17d7b9e139d9ee23c872fb8b1a95206b |
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 | WcxdM9sr/HVBOzcsYX/0cHw1e7MYSYdTV8ad3MHaK88vtgc7HS/wuSh2z8JPBf0XTr9ixGSjUGGDBRw+XCMnDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:08.819512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090925observed 79551dd9d3570fff205a33f6e9f23fb0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:08.801405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090925/manifest.jsonobserved 45a612c25523b9b30be88a6c32c7805b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:08.782515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090925/publication.mdobserved 47d1dfaedbf5f039ae5aca61cc97cce9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:08.764153Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090925/publication.txtobserved 21064afc6a0bdd4803fd961eb40021fa...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. |
|---|