OT-2026-000038020
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, sustained 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-2026-000038020) never changes.
Identity and time
| Publication number | OT-2026-000038020 · never reused |
|---|---|
| Internal UUID | 01a0ae77-f88b-70c9-bf87-685e9e0d383d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:53.146436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038020 |
| Status | PUBLIC |
Content hashes
| Canonical text | 79b63c7f9d606fb80a0d1ab2cefd19866d14c5c19dc2c033b36fefaa12f64522 |
|---|---|
| Markdown | 46b0ef5defa58e1b7344040c2d14abcf91c739ad0d580c06dbbf303ce7affa33 |
| Publication page | 73fd0b223c257b93a1301844fda3ffd0f0ade64d4af05806b7e3067fc78fb561 |
| Manifest | bf0488b492867dcde56ab1c253d6bfe711fb216ffb5f9394889e80b57afb84f1 |
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 | AAw3OdQBnPFHe1YbkZ+mm8lzPqdpa+hrgr4sZwlVlZbcyLHidFiqYFmKITA5AbUmBXoBpXUVCROXEzI0Hbc8Cg== |
| 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
| 2026-09-17T11:23:19.695110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038020observed 73fd0b223c257b93a1301844fda3ffd0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:23:19.675490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038020/manifest.jsonobserved bf0488b492867dcde56ab1c253d6bfe7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:19.656992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038020/publication.mdobserved 46b0ef5defa58e1b7344040c2d14abcf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:19.636410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038020/publication.txtobserved 79b63c7f9d606fb80a0d1ab2cefd1986...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. |
|---|