OT-2026-000081022
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000081022) never changes.
Identity and time
| Publication number | OT-2026-000081022 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b976-714a-8413-b833297681fe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081022 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5154759f3530eb23cbcbd28c463550af2980bed14fe8071e902b39223f2f1839 |
|---|---|
| Markdown | f323b75a497adba483095cd44cb22e00b707ad06b90e05fc43f7d622f3269d90 |
| Publication page | 6d5a33759e560cd0b644e3b8dc0e80e749b4bf6f22234042ba3821379f86d3b1 |
| Manifest | f3a30c9ccc5d8ffdb46baf89d54fdf80d1fd2c438f28a016e330bbca538f2b32 |
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 | ogx4clb3VPzW6JpZqygmOb6QlWvbA+eH3uATr1UQYFnHhEtuAWKD0uKP+ywhjaL3gc/0vqrvFR3rZ0iGIMCsDA== |
| 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
| 2026-09-17T10:02:18.714100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081022observed 6d5a33759e560cd0b644e3b8dc0e80e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:18.698256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081022/manifest.jsonobserved f3a30c9ccc5d8ffdb46baf89d54fdf80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:18.681357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081022/publication.mdobserved f323b75a497adba483095cd44cb22e00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:18.665184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081022/publication.txtobserved 5154759f3530eb23cbcbd28c463550af...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. |
|---|