OT-2026-000006604
Publication integrity record
Vacuum cup gripper, four zone face, plant vacuum fed, pressure verified, 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-2026-000006604) never changes.
Identity and time
| Publication number | OT-2026-000006604 · never reused |
|---|---|
| Internal UUID | 01a0a961-0fd1-70e8-b870-16213bffb0b7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:41:45.684455Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006604 |
| Status | PUBLIC |
Content hashes
| Canonical text | e23576473b64e916b35a36008a842d3decfab7fb0805652943df9c1b3e72f013 |
|---|---|
| Markdown | 1a34227a39971e2bdacf838405ebe11283695d1d2f6aa1faa8dba84da9d31fc4 |
| Publication page | 66157493af756ddd14c83a69123b59d27bd7bf52451bb3fcbc9b0a408ad11932 |
| Manifest | 7c647e9abd43137424b5adfd289ba7d75eca48d61faa8945d30ac2cc45d04d4a |
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 | Fvbb6kele95AVHamU/o+L/tTmiwQ/W/wE1h1+ShDhMK3zK8/UqkQO9cWwYVlUTVohpETg7OsaEcCfznZOe7cDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:50:26.194131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006604observed 66157493af756ddd14c83a69123b59d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:26.182336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006604/manifest.jsonobserved 7c647e9abd43137424b5adfd289ba7d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:26.168694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006604/publication.mdobserved 1a34227a39971e2bdacf838405ebe112...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:26.157027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006604/publication.txtobserved e23576473b64e916b35a36008a842d3d...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. |
|---|