OT-2026-000004569
Publication integrity record
Vacuum cup gripper, four zone face, three stage ejector, contact triggered on the face
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-2026-000004569) never changes.
Identity and time
| Publication number | OT-2026-000004569 · never reused |
|---|---|
| Internal UUID | 01a0a91c-4169-7349-bd27-62b2c3157f7c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:26:36.396629Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004569 |
| Status | PUBLIC |
Content hashes
| Canonical text | d9f1bcd96ef4b4c86b16fa8fd6a8ebce216819c2988a2ee436d1bf4e3c7ca32c |
|---|---|
| Markdown | 1ea93e34914d3c645d86c2fbd6f1d12639356fb3cc84170e35c750db822963fa |
| Publication page | 550fc66cc845ed660fc8ce05d93c45f7882ea9a1328807e46917ce49a4ecee37 |
| Manifest | 6142adb5f264e8175f1b6b0f7a9c84c70850e80759ddf81e2507cae0ef26b18e |
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 | u9340p0fZe+BK1Zq2yiR7bZHfEnPuoo8huNGm30KC9oI8GsGf4IHdTMtyJSCHoFBdkq7XuYlPUnNOSwfSL/jBQ== |
| 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
| 2026-09-16T07:30:13.890027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004569observed 550fc66cc845ed660fc8ce05d93c45f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:13.878182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004569/manifest.jsonobserved 6142adb5f264e8175f1b6b0f7a9c84c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:13.742541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004569/publication.mdobserved 1ea93e34914d3c645d86c2fbd6f1d126...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:13.728495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004569/publication.txtobserved d9f1bcd96ef4b4c86b16fa8fd6a8ebce...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. |
|---|