OT-2026-000004145
Publication integrity record
Vacuum cup gripper, three zone face, three outlet manifold, ejector fed
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-2026-000004145) never changes.
Identity and time
| Publication number | OT-2026-000004145 · never reused |
|---|---|
| Internal UUID | 01a0a90f-8342-73c9-b0b4-b7577002939a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:12:41.284376Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004145 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0c0bf1e3641c8b1f2fe59ff5162e9d55b61d695944ca68612b8fc16fd05c4b8b |
|---|---|
| Markdown | 17626941bf02c93a51697b3a268ed19dec1bd340d84868c818bfa31bee8ac539 |
| Publication page | 6795ba0beb92d6609c9b1017f9ca8c6494dc81206dd79ac088950375743dfa77 |
| Manifest | 450d6e7aeb3ab967319e466cd2c8904640fbefb8f2e2c254248ad9f290640749 |
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 | 4Cb2zbuSUu7Dbnsp3qypCzdIIsdPeQ78iWKuX4HB+O9OZNqfTaAScITmORq8ngfnoEzTdP+PqWTqA6bLDFpWBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:31.369349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004145observed 6795ba0beb92d6609c9b1017f9ca8c64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:31.231608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004145/manifest.jsonobserved 450d6e7aeb3ab967319e466cd2c89046...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:31.218105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004145/publication.mdobserved 17626941bf02c93a51697b3a268ed19d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:31.204731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004145/publication.txtobserved 0c0bf1e3641c8b1f2fe59ff5162e9d55...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. |
|---|