OT-2026-000075427
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000075427) never changes.
Identity and time
| Publication number | OT-2026-000075427 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f201-798a-8df7-b2ed62719ec3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075427 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c7754ae6da602201eccc261c649c398cd1dfb366b6192a24a8388f10c7839fa |
|---|---|
| Markdown | 764e43ce8f2daa739edc2074edbc5c7decfebc57e3e87e12a33b581c757d2a8d |
| Publication page | 90186a7963111c70a1ab7888654930f7678ec483bc1c840e22f9c3c03b336a6d |
| Manifest | 77901b1a5457ee8c02f16f7f3654121b1dce682167a61fa4bb8bc8d285f2fe84 |
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 | PuUPcP4Ozm/6kmRV1u40zpqJNKOkmNLIKMFoHNdAZNEHLdnYnZhza6YfEQ83nQdZqvbF9ucZeY8ECflDVgn9AA== |
| 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
| 2026-09-17T10:17:36.024342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075427observed 90186a7963111c70a1ab7888654930f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:17:36.005528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075427/manifest.jsonobserved 77901b1a5457ee8c02f16f7f3654121b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:35.987659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075427/publication.mdobserved 764e43ce8f2daa739edc2074edbc5c7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:35.968319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075427/publication.txtobserved 3c7754ae6da602201eccc261c649c398...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. |
|---|