OT-2026-000074971
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000074971) never changes.
Identity and time
| Publication number | OT-2026-000074971 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2d-7f62-9509-75b667e279fc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074971 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c4de36009039ef039c53b20fc7281fc798bea3233e3e1da2a4dd787d141314f |
|---|---|
| Markdown | 1588762adf0c9e68136cceae7bce627a7c609d73065dcad50f0a40795975794c |
| Publication page | 9025930b904d558e5fd6a1171a4fc8c464c10c3e6f53d3d611964fb88df79e43 |
| Manifest | b53fa227052184792f50ce9afcf625664750a3bed4ebb7493d58c8378ff02861 |
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 | kkw/eU5Ol9F0b06PF0N86wu1QSYaaA1899XG7fiwr9iiw/NOFDl1ttyYLHF1Z3Uw5zQpxg1/LtyuxCN6bSGyBg== |
| 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
| 2026-09-17T10:18:46.347645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074971observed 9025930b904d558e5fd6a1171a4fc8c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:46.329021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074971/manifest.jsonobserved b53fa227052184792f50ce9afcf62566...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:46.308059Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074971/publication.mdobserved 1588762adf0c9e68136cceae7bce627a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:46.286783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074971/publication.txtobserved 4c4de36009039ef039c53b20fc7281fc...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. |
|---|