OT-2026-000006112
Publication integrity record
Vacuum cup gripper, four zone face, common isolation valve, pump fed, contact triggered, polyurethane cups
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-2026-000006112) never changes.
Identity and time
| Publication number | OT-2026-000006112 · never reused |
|---|---|
| Internal UUID | 01a0a94f-b69d-7188-8e47-bf7c165f0c4a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:22:48.736329Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006112 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5e51dbddb548bbed040e1915f7694cbe5568b5304fc0f49e97c3a485e61e8f2d |
|---|---|
| Markdown | 7e4c4528b092a82940abd8df963615b93e2985b946859d8923e043a342610e70 |
| Publication page | 0af83acd3f4215274da393315f903b7e608566d3ba22823e1d6ee31f3ab82db5 |
| Manifest | 7231dda7528fd053713afa0f1f5ef89d4dc1f7f19bcb041bb25b4b96872d631b |
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 | f6k10NzS+Tcc8EzsjTFvM88nKWXROtIbIQLC1OXZaq5ShxDng5FSUD+M7TFD6M4MUuo43dh3hpP/oJnwLZeXAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:30:26.146500Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006112observed 0af83acd3f4215274da393315f903b7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:26.133272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006112/manifest.jsonobserved 7231dda7528fd053713afa0f1f5ef89d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:26.001248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006112/publication.mdobserved 7e4c4528b092a82940abd8df963615b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:25.988411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006112/publication.txtobserved 5e51dbddb548bbed040e1915f7694cbe...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. |
|---|