OT-2026-000004032
Publication integrity record
Vacuum cup gripper, common isolation valve, two outlet manifold, pump 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-2026-000004032) never changes.
Identity and time
| Publication number | OT-2026-000004032 · never reused |
|---|---|
| Internal UUID | 01a0a90c-fb86-7033-a1f0-193b683c38f1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:09:55.465156Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004032 |
| Status | PUBLIC |
Content hashes
| Canonical text | b6ec74e77c65d6216e3586693bcf00233614f73b15ae8546799a7d54ddbad3ce |
|---|---|
| Markdown | e1ffc515fbcd787ee731505913361bd7b57b7deb870c4bf1876e2f10e60a3898 |
| Publication page | 1805865dbf76da63d458fc8c95329bccbdb6dd7210a9662165d5367c191430b6 |
| Manifest | d4b35537bff1a0d84585619b37d5d497f46e1e34b7d40f1a78b9db4f29772670 |
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 | O6haLe+zbofhXlCq+aVi0vEbckdeZS+NeFKiKWxhezgq+Lo76L+fi0rDtYG9uLlfrpjbcn+Q/heJaYlqrnPoCw== |
| 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
| 2026-09-16T07:10:05.088303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004032observed 1805865dbf76da63d458fc8c95329bcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:05.074137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004032/manifest.jsonobserved d4b35537bff1a0d84585619b37d5d497...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:05.058970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004032/publication.mdobserved e1ffc515fbcd787ee731505913361bd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:05.045151Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004032/publication.txtobserved b6ec74e77c65d6216e3586693bcf0023...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. |
|---|