OT-2026-000066171
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed 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-2026-000066171) never changes.
Identity and time
| Publication number | OT-2026-000066171 · never reused |
|---|---|
| Internal UUID | 01a0ae8e-8dc3-7780-83af-7f04866467e5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:49:33.262219Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000066171 |
| Status | PUBLIC |
Content hashes
| Canonical text | 279f2ee5dca103954064c83164d6dcd5dcdf8f5b174219d7e2e2e6c636ecf9ca |
|---|---|
| Markdown | c89f124d4e10b0633eb04c96e86dea48f3d529772955cb1783d4d34dbd8fd342 |
| Publication page | 58af4ef96f51a12583c01fb0067fd258c8a9ec136e31a67685d66f0d3878282d |
| Manifest | a11ffc683427b0687b42f038179c63a97d50e6595019fd31655bfb730fb76a1d |
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 | PDbjKJu0VODFz+J56R6/QQRJAqjiDHfJaMk4ihfJBxuwFK7sudSrG+RvZPCYCiP0HhiA7eZcqWMmSEAxswF3CA== |
| 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
| 2026-09-17T08:51:07.737592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066171observed 58af4ef96f51a12583c01fb0067fd258...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:51:07.591665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066171/manifest.jsonobserved a11ffc683427b0687b42f038179c63a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:51:07.571024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066171/publication.mdobserved c89f124d4e10b0633eb04c96e86dea48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:51:07.550545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066171/publication.txtobserved 279f2ee5dca103954064c83164d6dcd5...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. |
|---|