OT-2026-000041289
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000041289) never changes.
Identity and time
| Publication number | OT-2026-000041289 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b144-7bbb-8612-2569af83b51c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041289 |
| Status | PUBLIC |
Content hashes
| Canonical text | e47b6c3005ef2915cf9802dceac0ce2d273f86e593439a95fc456e180b1beccc |
|---|---|
| Markdown | 20b3663afa1b6398d685cfa36648728ddc9fc0ef57c1a34d81893c6f21348d18 |
| Publication page | e7ac66bded9293411976cfe0280110b03018e0b94dd2525ab7952d0f18ece12a |
| Manifest | f5f8a9ba291731c4e9064baa9f1a175f3be49391e0b1f1e4cb658bd46bc743bf |
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 | rfaQZWTdp1fdbUZCpGQ2839YhsFX6uketHnYTZhXIyFWDUd72cT7kQapEaNMNGafNoO+KgZqpHH8LpAZun65Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:17:16.143275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041289observed e7ac66bded9293411976cfe0280110b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:16.126277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041289/manifest.jsonobserved f5f8a9ba291731c4e9064baa9f1a175f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:16.109115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041289/publication.mdobserved 20b3663afa1b6398d685cfa36648728d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:16.091237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041289/publication.txtobserved e47b6c3005ef2915cf9802dceac0ce2d...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. |
|---|