OT-2026-000090308
Publication integrity record
Foam pad vacuum gripper, two zone face, plant vacuum 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-2026-000090308) never changes.
Identity and time
| Publication number | OT-2026-000090308 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-4290-7794-8139-fa5bb540b4e4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090308 |
| Status | PUBLIC |
Content hashes
| Canonical text | f5f92b4c4f66c037f3e79548107cb575195b2c824098a3f464bf2850fc84e564 |
|---|---|
| Markdown | 292c9a7ebe1b76b813c11a389ef7492f0bbfb0e0567ac5a0b898a71d36b18fe2 |
| Publication page | fabdce24a8d1bb1dcbc541937202a83175659ba40998655d4e1365f3a07cbe59 |
| Manifest | 253d6a89f1ab285ba8a3facc2ea58564391da2d1da2947cb6cf382fa568f0cef |
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 | 6zeOQO+HpdfbMv5QMNmcJSIM4iKmJQO0Xn67Sl7d5kmFxdmaekMXC2ZoqynCQ9DAmlA9h4ByxMFwtX4vpgCvCw== |
| 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
| 2026-09-17T09:46:14.426379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090308observed fabdce24a8d1bb1dcbc541937202a831...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:14.408963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090308/manifest.jsonobserved 253d6a89f1ab285ba8a3facc2ea58564...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:14.390572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090308/publication.mdobserved 292c9a7ebe1b76b813c11a389ef7492f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:14.372340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090308/publication.txtobserved f5f92b4c4f66c037f3e79548107cb575...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. |
|---|