OT-2026-000028421
Publication integrity record
Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down
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-2026-000028421) never changes.
Identity and time
| Publication number | OT-2026-000028421 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-764f-84cd-0ed7c50cb2d5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028421 |
| Status | PUBLIC |
Content hashes
| Canonical text | 83f0557b467b29f95cf05ba1eeea04b21b1f5b7e90bfad67dfff3653df6c8872 |
|---|---|
| Markdown | 2d04d4b329d142ec3cc8aba581a8a5d9e7c10dbecd8c4ddd6062dd5c31770d0d |
| Publication page | 24f0912deddedb6acb311f9643c465e2b51507151d16606065bf09e6c724d28d |
| Manifest | 1e2a113661295c346e546b90b1d32f2b9e072b86ccbc8ae7e3d7465e78d92da0 |
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 | +UFYnRd+xnrq46YEHOo8nfph3HnM/BR4xc4JzwwHaYLuCFRI8AhGRXLjsjmmWm0ZNyo5VR0srLFAZTKP86JJBw== |
| 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
| 2026-09-17T11:40:33.172078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028421observed 24f0912deddedb6acb311f9643c465e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:33.155961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028421/manifest.jsonobserved 1e2a113661295c346e546b90b1d32f2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:33.138820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028421/publication.mdobserved 2d04d4b329d142ec3cc8aba581a8a5d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:33.113156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028421/publication.txtobserved 83f0557b467b29f95cf05ba1eeea04b2...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. |
|---|