OT-2026-000003603
Publication integrity record
Vacuum cup gripper, two zone face, two outlet manifold, plant vacuum 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-2026-000003603) never changes.
Identity and time
| Publication number | OT-2026-000003603 · never reused |
|---|---|
| Internal UUID | 01a0a90a-8165-7609-96cd-32a1a30b035c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:13.127970Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003603 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9d4dbb7bfbd22d827ac1c67c647779ce43e183b71c21b73a41e1768322d47838 |
|---|---|
| Markdown | baf07aa958c0d1ca61ce386d1e5104bc18d380ba31abb940265fa1b0be8cadcd |
| Publication page | c8ad395e25893792cbed5573f22b387af38dd873422885aa47683e32371a08d6 |
| Manifest | a6c52ed7289e3d879f63cf1e2a804cf90957c07333b23f23482982b4ff4ba948 |
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 | MevtjYm+d+QTRZ10TmJwUTziBI9UEhmTCwkZIIEXW0c6NZPf0v3SF0BYb01PDmCGeco/CxA1GQyD/StsxGS4CQ== |
| 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
| 2026-09-16T08:40:34.743976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003603observed c8ad395e25893792cbed5573f22b387a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:34.729048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003603/manifest.jsonobserved a6c52ed7289e3d879f63cf1e2a804cf9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:34.714215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003603/publication.mdobserved baf07aa958c0d1ca61ce386d1e5104bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:34.671450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003603/publication.txtobserved 9d4dbb7bfbd22d827ac1c67c647779ce...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. |
|---|