OT-2026-000003719
Publication integrity record
Vacuum cup gripper, common isolation valve, six outlet manifold, plant vacuum 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-2026-000003719) never changes.
Identity and time
| Publication number | OT-2026-000003719 · never reused |
|---|---|
| Internal UUID | 01a0a90a-dad7-7094-85ff-cce70df714f2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:36.026798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003719 |
| Status | PUBLIC |
Content hashes
| Canonical text | b2a625ce9f69ef8d3c4f98ba95bbc129c6052303f5fb719da996809b2fe57225 |
|---|---|
| Markdown | e14c57407d6fe5588e6fe6019203c5e62b59038061e5e85f8a292de8aaa8017e |
| Publication page | c6c940e4c1d19448f85f189047f753c7cb4517b2faceaef94419b786820df969 |
| Manifest | 78ffe31f1190859006bbf6a1a5d8cbb37e6b29ce122fddbe35deb76f34a8fbf8 |
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 | gJ6GYexV/YrvDJCyRwD7BjMaCBbBoBeh3L0kCNe+AzdYI4eHkfyjbapFTl8sF9pheOn9PiaU7RsB1U0BXNGbBg== |
| 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
| 2026-09-16T08:00:34.404336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003719observed c6c940e4c1d19448f85f189047f753c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:34.388867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003719/manifest.jsonobserved 78ffe31f1190859006bbf6a1a5d8cbb3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:34.371871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003719/publication.mdobserved e14c57407d6fe5588e6fe6019203c5e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:34.203000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003719/publication.txtobserved b2a625ce9f69ef8d3c4f98ba95bbc129...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. |
|---|