OT-2026-000090564
Publication integrity record
Four cup vacuum gripper, four zone face, three stage ejector, 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-2026-000090564) never changes.
Identity and time
| Publication number | OT-2026-000090564 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-7d5a-9f62-a0c39f1f5d86 · 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-2026-000090564 |
| Status | PUBLIC |
Content hashes
| Canonical text | 80f3c8debe218588b45287caf359b741da48284b7eb1d03351e6f2201eafeaff |
|---|---|
| Markdown | 916b963793af6d0cff4d7515fd978893668514b782476a9d081b32fa100139ef |
| Publication page | 67faf1bc12b0ce53417df2590f22134f6995bcbdb114dd6ff7befcde1d599c6b |
| Manifest | df6bcdfbfa87e82445a3ea27376bd65637a1b51ceb2ebbb2be67a81ea590010f |
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 | tnCs1+VNxCXXahoUAhQ5WhsVToC9YqmCW/WN/fge46oVsWukwQPu8o0fgrgiV0P2HiYMYtZEpoyfs4TzApx/CA== |
| 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
| 2026-09-17T09:44:21.969337Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090564observed 67faf1bc12b0ce53417df2590f22134f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:21.952579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090564/manifest.jsonobserved df6bcdfbfa87e82445a3ea27376bd656...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:21.934553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090564/publication.mdobserved 916b963793af6d0cff4d7515fd978893...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:21.894787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090564/publication.txtobserved 80f3c8debe218588b45287caf359b741...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. |
|---|