OT-2026-000021016
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line 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-2026-000021016) never changes.
Identity and time
| Publication number | OT-2026-000021016 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-777d-82ab-0c20e27ad503 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021016 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0019175ed6db085c989cd18a1b1a05d4f556419f0e0625c5e3f9f6fdde1e88e4 |
|---|---|
| Markdown | 6f6ec00dbdb42f90c021ef5d2be45c8dda1885aa595fcf537ca134c017f71963 |
| Publication page | db7aae11ddccd076e8a37f89c7e7d54445e49a611a9f99bca8a362b82950904b |
| Manifest | 3ac8caa7bc88006c458e644a4e307cbba3cb129874b12033d14d435910333934 |
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 | p19xYGgwUAc1Dpb59qJ79iB8rs90lx+Yl5NmEuoycCTVvmJd3yn5A3EvQoNlhK7x+dt++Y6m9+g6OHLJLYPuBQ== |
| 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
| 2026-09-17T11:56:10.625662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021016observed db7aae11ddccd076e8a37f89c7e7d544...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:10.606861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021016/manifest.jsonobserved 3ac8caa7bc88006c458e644a4e307cbb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:10.588672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021016/publication.mdobserved 6f6ec00dbdb42f90c021ef5d2be45c8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:10.569688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021016/publication.txtobserved 0019175ed6db085c989cd18a1b1a05d4...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. |
|---|