OT-2026-000028939
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pulsed 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-2026-000028939) never changes.
Identity and time
| Publication number | OT-2026-000028939 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-761e-a69d-22cdfbf3266c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028939 |
| Status | PUBLIC |
Content hashes
| Canonical text | e7c64cd502a6d3e91ac2a4a7d37a1821eb8329238e6003eb4e4160b55e4501ce |
|---|---|
| Markdown | 60305bf30ef9a212cd96e1427b26e61dcaabf5d1c7b3283c2f0a9b8141ed8c13 |
| Publication page | ad299c8864c1d50b3d94c6104455091121f2d4cb36fa0103def3ea2c08c23c20 |
| Manifest | a847c156e7e196b2dbdd22839e5103f19124375b6f4e9569ffe3a7f2b3cd14b0 |
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 | t/a7tjKkkEcRfTPDLNRvmums8N+rGxoo+B1vtGqIpGTRZgTAC7h8QXI7zWqhcnFMB8oFhk85iamuofwvMbvmBA== |
| 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
| 2026-09-17T08:20:23.716595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028939observed ad299c8864c1d50b3d94c61044550911...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:23.698302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028939/manifest.jsonobserved a847c156e7e196b2dbdd22839e5103f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:23.680015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028939/publication.mdobserved 60305bf30ef9a212cd96e1427b26e61d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:23.543614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028939/publication.txtobserved e7c64cd502a6d3e91ac2a4a7d37a1821...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. |
|---|