OT-2026-000067223
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
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-2026-000067223) never changes.
Identity and time
| Publication number | OT-2026-000067223 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-6bd5-72d9-b674-82bdb697297f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:29.998864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067223 |
| Status | PUBLIC |
Content hashes
| Canonical text | 88afb897342253c5ffa638cf018ed01247fd49fed3570989310f287e47c07223 |
|---|---|
| Markdown | 8e9113cb63a9a3e2458f33eff7060224e1e5a48cda4f1ddd01f107f719bd4bc2 |
| Publication page | 5e65603817ab2cffde56e7c34be2e8c172e911c4c695e501d013bb04c17017b8 |
| Manifest | fc1d2a5167f0ef2b9866e54367528753c9c6a83b5f25c2fbb8ace7b734c3ff38 |
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 | ij83rzk918TnwJRyyXRdN8I8jT6fIzfFjqnOBIZnjz8lYlMhezIObpGc1Jx6BIqgOObsgVr44qMQK7q0wvmEBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:30:53.443502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067223observed 5e65603817ab2cffde56e7c34be2e8c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:53.425221Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067223/manifest.jsonobserved fc1d2a5167f0ef2b9866e54367528753...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:53.407465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067223/publication.mdobserved 8e9113cb63a9a3e2458f33eff7060224...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:53.387634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067223/publication.txtobserved 88afb897342253c5ffa638cf018ed012...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. |
|---|