OT-2026-000090835
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000090835) never changes.
Identity and time
| Publication number | OT-2026-000090835 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-7413-9171-f68afb7f1a1a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090835 |
| Status | PUBLIC |
Content hashes
| Canonical text | f6536fd1ccd37cb59595266c4f26a778109547446952726e8e0e5da45a36fa00 |
|---|---|
| Markdown | 780a0d103363ad333535495bcc1fe467bf2de059c6335435d95a8907b6cdbb21 |
| Publication page | 87646b30c0bc37328f83fbb61fad98fe2fe69d11d3672d60aa53d8894db4bcad |
| Manifest | c180b7b1ee124e690909ae0d30533d4ef541d9fb8ed4d376355a7848ec5dde95 |
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 | fyy2gs4h2uAUhOwgLPUvNIkWlf5qnjCjYWvRB4RKfn593EdAdtCT/rY89BhL8Zb9l1rvWtLx1eDEKBd4lyphBw== |
| 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
| 2026-09-17T09:43:52.823796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090835observed 87646b30c0bc37328f83fbb61fad98fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:52.806161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090835/manifest.jsonobserved c180b7b1ee124e690909ae0d30533d4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:52.790357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090835/publication.mdobserved 780a0d103363ad333535495bcc1fe467...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:52.773726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090835/publication.txtobserved f6536fd1ccd37cb59595266c4f26a778...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. |
|---|