OT-2026-000020348
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000020348) never changes.
Identity and time
| Publication number | OT-2026-000020348 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7efe-b59f-15f7277d712e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020348 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3d66103e6daffa73448e25ef2a8cf2a7c85cb31c13437c629377c3c1d2c46745 |
|---|---|
| Markdown | 3960cd21c8952743f128fd98be869205e9fca738808da153165a76ee58b564e3 |
| Publication page | 39081dd5c612c60c54c9baeb0e150bf615a3b5fb0735794e8dc07255f5c9b9a0 |
| Manifest | 46dc14cfce3af44ecacc678b50cf5290980a40292d8b4f8523503bf5e538f3f2 |
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 | M/T+T4DXmlQZ6GWiYA8lR6VyBDdz0AtcPWTINDelqtGjZ94lw/zWC8M41sYwUV0EGbcrg3BuK0uHGu86mbnEAA== |
| 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
| 2026-09-17T12:00:08.072192Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020348observed 39081dd5c612c60c54c9baeb0e150bf6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:08.049228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020348/manifest.jsonobserved 46dc14cfce3af44ecacc678b50cf5290...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:08.029844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020348/publication.mdobserved 3960cd21c8952743f128fd98be869205...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:08.007800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020348/publication.txtobserved 3d66103e6daffa73448e25ef2a8cf2a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.366541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020348observed 39081dd5c612c60c54c9baeb0e150bf6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.349461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020348/manifest.jsonobserved 46dc14cfce3af44ecacc678b50cf5290...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.332025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020348/publication.mdobserved 3960cd21c8952743f128fd98be869205...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.313481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020348/publication.txtobserved 3d66103e6daffa73448e25ef2a8cf2a7...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. |
|---|