OT-2026-000003640
Publication integrity record
Vacuum cup gripper, four zone face, two outlet manifold, plant vacuum fed, pressure verified
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-2026-000003640) never changes.
Identity and time
| Publication number | OT-2026-000003640 · never reused |
|---|---|
| Internal UUID | 01a0a90a-9ca8-74e8-b748-8131a50a195a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:20.106830Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003640 |
| Status | PUBLIC |
Content hashes
| Canonical text | 03c9fe9dfdbcafcdcb4d46c98e3cbf2e67797cb214505eb27d7f11da787cafd2 |
|---|---|
| Markdown | 1c1e61d7b4324b3f58096f6832d283342c6c04c7f8d6938d3ad6ef63ee4c6ff0 |
| Publication page | 9ec8c5999c5261c2ce348a31e1a62f0f5c3a25cf49ba4ce329f3a71797f8d0bf |
| Manifest | 2ef67a58c0c206e1ed04f585c9e11a35f20563d767be6a7aaf828c4bb6951ae5 |
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 | Mi7P6qcrPG48l2D/fF8ThI0/fFtRDWRQIKPu1PSIzkfTYc6fE8+Z7XSAkroMX8lslE9yYJK4JEowi2Poe0KpBg== |
| 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
| 2026-09-16T08:20:39.391946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003640observed 9ec8c5999c5261c2ce348a31e1a62f0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:39.376260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003640/manifest.jsonobserved 2ef67a58c0c206e1ed04f585c9e11a35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:39.238469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003640/publication.mdobserved 1c1e61d7b4324b3f58096f6832d28334...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:39.222367Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003640/publication.txtobserved 03c9fe9dfdbcafcdcb4d46c98e3cbf2e...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. |
|---|