OT-2026-000090846
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000090846) never changes.
Identity and time
| Publication number | OT-2026-000090846 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-753e-af3e-007c2c2d108f · 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-2026-000090846 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7bdd480bfac90b11b66a0a82104138b0e9a79eaacfed896ad47f366ebda7367b |
|---|---|
| Markdown | 169fba65956cee845b0b1decfd08cfcfd8cb6529ee84ac7da8feac55b6cf1424 |
| Publication page | 610dc1164d9441ee44a09e149726d0950447f967e2c516c35d59464e801d9d8b |
| Manifest | c84118d342af1ce875010251bb27ca08c91745b93677be3c5d7aa528ccf165c6 |
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 | 58gKClR2iEEsPf+0K4WhkeXeiTkYWmmIKB/jtmS+YALBRQmD3l8Z+LY7MyrGwJN8AnZHVYnz+9NKyF7VGHeLCw== |
| 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
| 2026-09-17T09:44:01.960776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090846observed 610dc1164d9441ee44a09e149726d095...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:01.944078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090846/manifest.jsonobserved c84118d342af1ce875010251bb27ca08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:01.927594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090846/publication.mdobserved 169fba65956cee845b0b1decfd08cfcf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:01.909675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090846/publication.txtobserved 7bdd480bfac90b11b66a0a82104138b0...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. |
|---|