OT-2026-000018021
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000018021) never changes.
Identity and time
| Publication number | OT-2026-000018021 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-96fc-7b22-a4e7-9899937afb55 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:38.350302Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 47cc6430fc2b171676ffec3c26f9d6a6310b5c1e57b971dbcbf2fe8bacee8627 |
|---|---|
| Markdown | a75e81dde13a914df501762abf6d9b8b440bf19749953700cbc55cc385068dfc |
| Publication page | fe575d0192337c87f0eca5b4dcddcfd3c03cd36384e78d72fd35ec3e16812713 |
| Manifest | bc05743152d8445a755ec05f791a62af8bc4167793377b792dfd73b614446ede |
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 | NF0h2JaJXxQqRtHdekpD96e3oghE93vcsv6I+gyLCDJ0Fx2Fnl0H/+Yzy+ypA0XtSxk4qclLUOLhYWLKrxfRCg== |
| 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
| 2026-09-17T12:02:02.788684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018021observed fe575d0192337c87f0eca5b4dcddcfd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:02:02.772011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018021/manifest.jsonobserved bc05743152d8445a755ec05f791a62af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:02.754473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018021/publication.mdobserved a75e81dde13a914df501762abf6d9b8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:02.737024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018021/publication.txtobserved 47cc6430fc2b171676ffec3c26f9d6a6...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. |
|---|