OT-2026-000004374
Publication integrity record
Vacuum cup gripper, common isolation valve, six outlet manifold, ejector fed, pressure verified
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-2026-000004374) never changes.
Identity and time
| Publication number | OT-2026-000004374 · never reused |
|---|---|
| Internal UUID | 01a0a915-90c8-7ae5-badd-e78a8c82fe61 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:19:17.963628Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004374 |
| Status | PUBLIC |
Content hashes
| Canonical text | 542b7aa0d1dac0dfe4071ca1eef97472dd5b2b03e4e8e72e5532bae0749b5cf0 |
|---|---|
| Markdown | 7d88838f64bdf33d59d2433edbb945827df27dae4e36be200993bee7a38394ff |
| Publication page | cdd626e5c058e46a330a80ead7c8f6c2b08880d420b17807797266b64ba7f984 |
| Manifest | 4e356dcb2cd2f6f98a69ae5792c02147f2f674088bd79c444822ad7301b42be9 |
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 | Uhc/ot8cUXLzxpvxJrMoPYJNXmnwlmpQjflaf3YmVyfKOb/wtFy0TlSDrBK+McXP+6AhMprrIdLUX0RTf09ADQ== |
| 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
| 2026-09-16T07:20:05.135095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004374observed cdd626e5c058e46a330a80ead7c8f6c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:05.120010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004374/manifest.jsonobserved 4e356dcb2cd2f6f98a69ae5792c02147...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:04.989591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004374/publication.mdobserved 7d88838f64bdf33d59d2433edbb94582...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:04.976464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004374/publication.txtobserved 542b7aa0d1dac0dfe4071ca1eef97472...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. |
|---|