OT-2026-000029428
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000029428) never changes.
Identity and time
| Publication number | OT-2026-000029428 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e20-7941-89e1-305eccc94889 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029428 |
| Status | PUBLIC |
Content hashes
| Canonical text | 11b4e01fd0ddd61ef5562fd65f21f833ddf6ebec2e264ad2f505267025288233 |
|---|---|
| Markdown | ac55cd02dfb71b93574545c93931a505c4dd534313d2e51f0c8ae0ec34675695 |
| Publication page | 5c73af641303bf9dfe757e1404e472ecf99683b58f434cb837367c3d7dcb5e5b |
| Manifest | b1c3f04e85550e16c82f7751c9995c69aa5f29b2cbc61a2911f87ab29a6d6324 |
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 | dultHW34huXGbiYAt8qnzC4evd3+ZKnV1pZ/jFRT0f+6p/NDWmxd+ip9gpf5qQRL9YSZy0FZGJcHAJidxY7uCw== |
| 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
| 2026-09-17T11:39:02.353483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029428observed 5c73af641303bf9dfe757e1404e472ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:02.334201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029428/manifest.jsonobserved b1c3f04e85550e16c82f7751c9995c69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:02.288728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029428/publication.mdobserved ac55cd02dfb71b93574545c93931a505...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:02.240390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029428/publication.txtobserved 11b4e01fd0ddd61ef5562fd65f21f833...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. |
|---|