OT-2026-000003943
Publication integrity record
Vacuum cup gripper, two zone face, three outlet manifold, three stage ejector, pressure verified
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-2026-000003943) never changes.
Identity and time
| Publication number | OT-2026-000003943 · never reused |
|---|---|
| Internal UUID | 01a0a90b-89ef-7cbc-ac7f-3576e7961b53 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:20.851512Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003943 |
| Status | PUBLIC |
Content hashes
| Canonical text | 940838f71fa6416e0243348841af50a9023b1e0846a80e312f6c0dafb2fc7ea3 |
|---|---|
| Markdown | e82cfd9dec1dbeb56355193a1bcbcae1e493fb2441330e1a333252b0cb4b2628 |
| Publication page | 2228c6c29b808341590d738d81dbb9f1c5fe4c00532ab9b33ffc60e82898b004 |
| Manifest | 3f02e5441aba66f4dfd9bb14135c56de46f715cecb9a491f3137454c8c151c65 |
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 | hzt0ZSvNlfxf8HyEkGBPEvUed7sn87z/d/PnC3eMoAqYXi3FwKX4AonhqhwhGVNYMUlJD0NPuBfJl2Bp3tvHDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:10.844476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003943observed 2228c6c29b808341590d738d81dbb9f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:10.830901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003943/manifest.jsonobserved 3f02e5441aba66f4dfd9bb14135c56de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:10.810516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003943/publication.mdobserved e82cfd9dec1dbeb56355193a1bcbcae1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:10.786833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003943/publication.txtobserved 940838f71fa6416e0243348841af50a9...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. |
|---|