OT-2026-000003597
Publication integrity record
Porous face vacuum gripper, four zone face, common isolation valve, pump fed, contact triggered
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-2026-000003597) never changes.
Identity and time
| Publication number | OT-2026-000003597 · never reused |
|---|---|
| Internal UUID | 01a0a90a-7d0f-7f2c-8a8d-bc56f3241d98 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:12.017990Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003597 |
| Status | PUBLIC |
Content hashes
| Canonical text | c69ac34896a872dc36f12df842aae354f597df9286b9d7fdbbfa5ac45ed71ebc |
|---|---|
| Markdown | f1909488cea88e15943a6693fda2b12baeea02b131ec0752e37bca7aa4f768f3 |
| Publication page | e5494e762d4ac67746ca0409f6ae709cae5a8ed52d135d5a3ec25715fa1dd985 |
| Manifest | 001d776fe82a02b7e32904b4076d3399ff45fc0b17a42afe222ba93ef79713fc |
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 | J6m78x0RULdAKZswL+8MMPFvw/yN0i+lYd8ebnAeDQRjUeFhbPMRBAetf5gDkxCjDgU8mJGThcg4zx0SeydNBA== |
| 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
| 2026-09-16T08:40:35.664146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003597observed e5494e762d4ac67746ca0409f6ae709c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:35.649099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003597/manifest.jsonobserved 001d776fe82a02b7e32904b4076d3399...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:35.634602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003597/publication.mdobserved f1909488cea88e15943a6693fda2b12b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:35.497692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003597/publication.txtobserved c69ac34896a872dc36f12df842aae354...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. |
|---|