OT-2026-000004844
Publication integrity record
Vacuum cup gripper, three zone face, four outlet manifold, plant vacuum 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-2026-000004844) never changes.
Identity and time
| Publication number | OT-2026-000004844 · never reused |
|---|---|
| Internal UUID | 01a0a925-1f09-73da-a2d2-1e9f8aa4c350 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:36:17.419930Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004844 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3f328fee0c56c37752347b71e1eb3fe05fda92269acae9c81ccdb567d55e2642 |
|---|---|
| Markdown | 3c5cba1e78a5854fa0fcd0d8bb8bd04eef7f9f5df7a24bfc9f434cfbcefed3a5 |
| Publication page | f2818d6c08e83d7c6f38a2e70aa908af7dde9ee006ba1b79cef02842dca47445 |
| Manifest | fd64c27bdc53d569e8fb50f9227cea161063c7d27d8561b3f2923e90b9ea946f |
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 | 2DkYJEf96A2e+xU5SCQ2GN/yKwY+WRq7Wk5/gklqn43sZNPHK8uZ51wFYMty77UVnfF/kYko+k7XamB7RbgmCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:12.930018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004844observed f2818d6c08e83d7c6f38a2e70aa908af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:12.917945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004844/manifest.jsonobserved fd64c27bdc53d569e8fb50f9227cea16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:12.906069Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004844/publication.mdobserved 3c5cba1e78a5854fa0fcd0d8bb8bd04e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:12.892882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004844/publication.txtobserved 3f328fee0c56c37752347b71e1eb3fe0...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. |
|---|