OT-2026-000003574
Publication integrity record
Vacuum cup gripper, three zone face, two 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-2026-000003574) never changes.
Identity and time
| Publication number | OT-2026-000003574 · never reused |
|---|---|
| Internal UUID | 01a0a90a-6bb4-7eb4-9385-451e98a9a5b7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:07.575115Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003574 |
| Status | PUBLIC |
Content hashes
| Canonical text | c9006d070eb5d07d0dd961d9a5b0358e64b481471666342f0120fe594b099d96 |
|---|---|
| Markdown | 375225882b3e9dc9b6ec96b31784f03d1a824c0789169e9d2e3f4412607feea4 |
| Publication page | 1781f94b13c497c5f9fa3c666d5f278f1c1543bd0e07e0a0ccb41d91ae2a0bfe |
| Manifest | 3563c447905e468e709ada967a42c8e943a5ab9227e40b66f5969c3da85fc3e7 |
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 | 1dnSzjtVy7R4OXn6119MDs2WbXekVDLNBQLKkX6WUbOt3o6JPLy5MiSG1umdyJxLYiCFK4JkiWDZ4NICPHcpBg== |
| 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
| 2026-09-16T08:40:38.890639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003574observed 1781f94b13c497c5f9fa3c666d5f278f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:38.875852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003574/manifest.jsonobserved 3563c447905e468e709ada967a42c8e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:38.737644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003574/publication.mdobserved 375225882b3e9dc9b6ec96b31784f03d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:38.722313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003574/publication.txtobserved c9006d070eb5d07d0dd961d9a5b0358e...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. |
|---|