OT-2026-000004127
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, three 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-2026-000004127) never changes.
Identity and time
| Publication number | OT-2026-000004127 · never reused |
|---|---|
| Internal UUID | 01a0a90f-4766-7bef-88ef-323b3600c0c0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:12:25.961275Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004127 |
| Status | PUBLIC |
Content hashes
| Canonical text | a8c380056333a47bebb1f004cba4b70eaa6b75bf2bd1fff7604f5a010bcd01e1 |
|---|---|
| Markdown | 6effdf128cbfd005a4e38970fb603e8dbbbfad0aab76425b9e8a2718238b7f83 |
| Publication page | 263af34a2a2aa1891f5b3eaee89ed7890ec290653875e96febc119156ed7dd7f |
| Manifest | 8a9fb6610e50b921c599abb3371cecc05c05d27a910bff256a43ddcbad0a6667 |
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 | Gdv+d0fV5bqUTmB/xIbYxM5X54+Qt5DQr9DKPHtyLX1D+NvSWzGUDwI/VdYhpIWECTHBZZZaM4A4+V2z6zp+BQ== |
| 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
| 2026-09-16T07:20:33.481901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004127observed 263af34a2a2aa1891f5b3eaee89ed789...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:33.467212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004127/manifest.jsonobserved 8a9fb6610e50b921c599abb3371cecc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:33.453099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004127/publication.mdobserved 6effdf128cbfd005a4e38970fb603e8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:33.435624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004127/publication.txtobserved a8c380056333a47bebb1f004cba4b70e...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. |
|---|