OT-2026-000004264
Publication integrity record
Vacuum cup gripper, three zone face, per zone isolation, 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-2026-000004264) never changes.
Identity and time
| Publication number | OT-2026-000004264 · never reused |
|---|---|
| Internal UUID | 01a0a912-d3b3-7678-b6da-fb3381e40ebf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:16:18.486812Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004264 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7a35c688029f71b10cad5258f0cff318f6b6031e33b6cee302c6929ab15be4ff |
|---|---|
| Markdown | 8cdcea2c334e750350097642bec67ba7e97616b296939a6eb29aca7513867594 |
| Publication page | d5e7a97116655390663b3c815d574cfb4a7f175fa62e96a7c924ba810fc284fb |
| Manifest | c311f103b63a40755a1d2b8c00802ec6ecb044c0d0d95314b196df8d66c46d6f |
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 | sJaNdevnpCGVCz8ea9tf95y1LRO2WJhNwbehuBeaYAqstYT4XJMaApscNi7BAIr5z0lSd0RtNd/Sbf1IO3rqCQ== |
| 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
| 2026-09-16T07:20:17.638111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004264observed d5e7a97116655390663b3c815d574cfb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:17.619278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004264/manifest.jsonobserved c311f103b63a40755a1d2b8c00802ec6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:17.478252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004264/publication.mdobserved 8cdcea2c334e750350097642bec67ba7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:17.463200Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004264/publication.txtobserved 7a35c688029f71b10cad5258f0cff318...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. |
|---|