OT-2026-000004192
Publication integrity record
Bellows cup vacuum gripper, per zone isolation, ejector fed, pressure verified
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-2026-000004192) never changes.
Identity and time
| Publication number | OT-2026-000004192 · never reused |
|---|---|
| Internal UUID | 01a0a911-2f01-7151-ba51-531ae0885619 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:14:30.788130Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004192 |
| Status | PUBLIC |
Content hashes
| Canonical text | 77654eeaacc73481cded7c9de2c9e58f24aaf7e84946c75af1edc500fc885dc4 |
|---|---|
| Markdown | a93dc3c9e49a50cefa844bb4ca23a47729299e885630e252f734cce5bf76d4da |
| Publication page | 405a910ef0741097564efe5a4fbfbbc233078d527214bae568de9a2a7dc84329 |
| Manifest | aa119c1c70cd623acc5953fec134f07b6819ead20882eee2308681c5a1c9a658 |
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 | jfFG+gMG3zT7/28PHdPnXe2QFwre8Xbmz/jethb8N6Now+ETQAlHkpcnipUpgGi02hrWB+nM7ZFiI/rEn6vLCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:25.869820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004192observed 405a910ef0741097564efe5a4fbfbbc2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:25.732486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004192/manifest.jsonobserved aa119c1c70cd623acc5953fec134f07b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:25.717517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004192/publication.mdobserved a93dc3c9e49a50cefa844bb4ca23a477...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:25.700595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004192/publication.txtobserved 77654eeaacc73481cded7c9de2c9e58f...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. |
|---|