OT-2026-000090570
Publication integrity record
Four bellows cup vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000090570) never changes.
Identity and time
| Publication number | OT-2026-000090570 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-741d-b65d-3d334a280acb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090570 |
| Status | PUBLIC |
Content hashes
| Canonical text | 83b3b4d81928fb6dcb8d85b278d490efcfa713b7b78ff0c005334b8eca2237e6 |
|---|---|
| Markdown | a4b3c14d8cf78c9f9a01e8e56c2878128c033905e731de5fa81725a1426c15fc |
| Publication page | 81e7a61379af3d6f09d70c2790ab35edee7961d9996c539b0d354b493fbf74a7 |
| Manifest | 0bbb50bdb09130fa7b40ae13809afa4b7d7382989b7910c927e10bc1646819e7 |
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 | eayNxFrUn6AyHSqdeOLEgpVBwGQ3wjZFCNNCJGqsfq9M/aXaMFgDLe/gUhcaTV1JudPcWNNCoz213h5ju8RSBw== |
| 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
| 2026-09-17T09:44:44.919599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090570observed 81e7a61379af3d6f09d70c2790ab35ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:44.903619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090570/manifest.jsonobserved 0bbb50bdb09130fa7b40ae13809afa4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:44.885711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090570/publication.mdobserved a4b3c14d8cf78c9f9a01e8e56c287812...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:44.867583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090570/publication.txtobserved 83b3b4d81928fb6dcb8d85b278d490ef...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. |
|---|