OT-2026-000004418
Publication integrity record
Vacuum cup gripper, four zone face, four outlet manifold, plant vacuum 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-2026-000004418) never changes.
Identity and time
| Publication number | OT-2026-000004418 · never reused |
|---|---|
| Internal UUID | 01a0a917-0c6a-7a86-97d4-38c605993198 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:20:55.149611Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004418 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0598852a0d14a3a2e96f356de7cda64694abffb12daef23c26a135119378a6e4 |
|---|---|
| Markdown | 4e0748ab2341b3f23f035ee75a35eb7eb9cbe45807f3f88cd0184f773e7dd04d |
| Publication page | 2b69f51b0cf4f645cee94135855a4b8aaa47f56638b8630879947e941d8fb4e1 |
| Manifest | 08bc4e47143dc25cfb8d26c93fa1601092288ad9a717e3d050d4945e82772ace |
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 | Jn1QHXpgwG9/2NMMwAMCivmZICurQrF0TqlW1MyoM6UBZn4hkhXoDcxwpxbK3obpITgwSAwoJrtytnltnsXwBg== |
| 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
| 2026-09-16T07:30:29.738094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004418observed 2b69f51b0cf4f645cee94135855a4b8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:29.725261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004418/manifest.jsonobserved 08bc4e47143dc25cfb8d26c93fa16010...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:29.709550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004418/publication.mdobserved 4e0748ab2341b3f23f035ee75a35eb7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:29.695672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004418/publication.txtobserved 0598852a0d14a3a2e96f356de7cda646...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. |
|---|