OT-2026-000004155
Publication integrity record
Porous face vacuum gripper, three zone face, six outlet manifold, ejector 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-2026-000004155) never changes.
Identity and time
| Publication number | OT-2026-000004155 · never reused |
|---|---|
| Internal UUID | 01a0a90f-a1b5-7f78-9cd7-546379b0c7ce · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:12:49.085226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004155 |
| Status | PUBLIC |
Content hashes
| Canonical text | ade3cd8bf49615ed161bf358837ceb79cb31098c1ed7eff3cd5b87f4d4f1de6d |
|---|---|
| Markdown | d18f9d19d7af70b1395ae132247ed663183a433e1fd12d9d84650b664a4fa520 |
| Publication page | 26631ab5bd92f9e17421399b16337d5c946a265be9b1286dee1a4604c02bc5e2 |
| Manifest | 8826c1fd219c6c257a1fd2d6fcb9417be998fd64fff7654b8a739b67b47e5698 |
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 | jjJN6BIAY5cBJm27F+wz+u+P3JkPYTQPu5RZfVqsH8DA5zJKihpW3GVmyu0hR1fPC4bSWXyhffttBNE6//zOAw== |
| 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
| 2026-09-16T07:20:30.176302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004155observed 26631ab5bd92f9e17421399b16337d5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:30.160708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004155/manifest.jsonobserved 8826c1fd219c6c257a1fd2d6fcb9417b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:30.147628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004155/publication.mdobserved d18f9d19d7af70b1395ae132247ed663...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:30.132290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004155/publication.txtobserved ade3cd8bf49615ed161bf358837ceb79...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. |
|---|