OT-2026-000004146
Publication integrity record
Vacuum cup gripper, per zone isolation, six outlet manifold, plant vacuum fed
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-2026-000004146) never changes.
Identity and time
| Publication number | OT-2026-000004146 · never reused |
|---|---|
| Internal UUID | 01a0a90f-8370-7df2-ba92-1dc5ca74a42d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:12:41.330643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004146 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8f05440585c56267025645e80a6d9947c0686ffb7ff3b217887b62942f4bb556 |
|---|---|
| Markdown | 06d0f9dcfae9a249101701a3c8fb5d3e3b32012f6a3b779a11f2193226cd61b2 |
| Publication page | e251ff049af2bf3d86cf2127d889e1ca9fe9a70cc87d326ce9ed281a1ee27a9b |
| Manifest | d11791b146175f95f68186ce440f20f7c3120eda00911522d48856a2ea36c5ba |
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 | xaimcbYwUATu8LRDCeRrOdrmjU8dXkuM1w0KyoW0oxyW9ismtRhjpDbd2I5aeZEZx5WujoL3+CtOX0jgIWPTBg== |
| 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
| 2026-09-16T07:20:31.187518Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004146observed e251ff049af2bf3d86cf2127d889e1ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:31.174388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004146/manifest.jsonobserved d11791b146175f95f68186ce440f20f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:31.160779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004146/publication.mdobserved 06d0f9dcfae9a249101701a3c8fb5d3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:31.148152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004146/publication.txtobserved 8f05440585c56267025645e80a6d9947...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. |
|---|