OT-2026-000091043
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000091043) never changes.
Identity and time
| Publication number | OT-2026-000091043 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c012-757c-bc53-955d2df1ef6b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091043 |
| Status | PUBLIC |
Content hashes
| Canonical text | 081945f7dfcad940c55472f0251ea2e510c3d96ffb45123941cb902bb877377a |
|---|---|
| Markdown | 4ebb2c0a87583a324129705d97642d30d646a35aab96f0c16f2a04e4eda22d36 |
| Publication page | 0c4c57089b47b333c9189d4cd84c659257bc6b09c2ded2e72b70395fe13b1314 |
| Manifest | 7d52b64eb74feacdf8f751c46afb8385d36e94132853bbf0de9ecf2c7854636f |
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 | 0r4O+MKjEViR8+0JGUmrUs3y/S+hD7c2HIT/izHhevjLvxQoTvz/7WcNUt9Aj3Oq1GVOCFx6ahA8eMYnNsY4CA== |
| 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
| 2026-09-17T09:43:59.718594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091043observed 0c4c57089b47b333c9189d4cd84c6592...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:59.692401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091043/manifest.jsonobserved 7d52b64eb74feacdf8f751c46afb8385...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:59.670443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091043/publication.mdobserved 4ebb2c0a87583a324129705d97642d30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:59.648160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091043/publication.txtobserved 081945f7dfcad940c55472f0251ea2e5...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. |
|---|