OT-2026-000074987
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold 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-2026-000074987) never changes.
Identity and time
| Publication number | OT-2026-000074987 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2d-7bff-bdb8-f0335b6f477e · 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-2026-000074987 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d54aa3c09ee9e03b827f4a12c2e00b05746aea5398dc6a2da95aef1b4ccad77 |
|---|---|
| Markdown | af837a6a431f8c95ed26c8144d4499ab60f34f2be2f6e643f6556d6f7325110d |
| Publication page | d1a76b7cae2bb59256faca4ebe545a6608661a2f940ef5082f7365b3ab7bc5fd |
| Manifest | 58204ed788235540ba3fc27753851f02eaf8597f5bb15e1c434fa49028a2ddcc |
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 | V0/9+v8D/VDZIqpYL2EpiKQXMuhvgqVPty1T4Sii+DiRbLcMNVh8CpexuX8ru0ZGU6wk/oZ1v+5fngrCz8SdBw== |
| 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
| 2026-09-17T10:18:47.568865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074987observed d1a76b7cae2bb59256faca4ebe545a66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:47.554222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074987/manifest.jsonobserved 58204ed788235540ba3fc27753851f02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:47.537918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074987/publication.mdobserved af837a6a431f8c95ed26c8144d4499ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:47.521219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074987/publication.txtobserved 7d54aa3c09ee9e03b827f4a12c2e00b0...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. |
|---|