OT-2026-000004150
Publication integrity record
Vacuum cup gripper, per zone isolation, six outlet manifold, pump 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-2026-000004150) never changes.
Identity and time
| Publication number | OT-2026-000004150 · never reused |
|---|---|
| Internal UUID | 01a0a90f-8ff0-7f82-9865-f003f393f5ad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:12:44.530502Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004150 |
| Status | PUBLIC |
Content hashes
| Canonical text | dc60188a15081444ef8af91f58bce9c7a802774456d8eceb3c5680ca0e79fd83 |
|---|---|
| Markdown | 62f321701d3841653f88e92f6cf768e6f5a764192c72de3118c452dc60fbae89 |
| Publication page | c33dc5ce32eb537a43e0d11dd216a0b53e96b310522edb707dcdc45cf07835f9 |
| Manifest | 63ff0ae57cf25d8c7bf8d465913d645e9cb51d4f5bce04b21bfc204ebde218e1 |
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 | 1GkO2kxIUtuvoSgxAwhX0b+09TG11gKRrAzXGt4qi6sRBhzqhnTjfDKgvm+JTqNTI4nf0FhM4jtGW/Vbe0yKBw== |
| 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
| 2026-09-16T07:20:30.722656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004150observed c33dc5ce32eb537a43e0d11dd216a0b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:30.709785Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004150/manifest.jsonobserved 63ff0ae57cf25d8c7bf8d465913d645e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:30.695668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004150/publication.mdobserved 62f321701d3841653f88e92f6cf768e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:30.683127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004150/publication.txtobserved dc60188a15081444ef8af91f58bce9c7...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. |
|---|