OT-2026-000004097
Publication integrity record
Vacuum cup gripper, common isolation valve, pump fed, pressure verified at each zone, contact triggered
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-2026-000004097) never changes.
Identity and time
| Publication number | OT-2026-000004097 · never reused |
|---|---|
| Internal UUID | 01a0a90e-a4c7-76b2-977c-4aa6595d6159 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:11:44.331797Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004097 |
| Status | PUBLIC |
Content hashes
| Canonical text | d2ed379de26c5b3d6ec9fc7f6288c2202f6402d4fa8e77b0bb993f906859f916 |
|---|---|
| Markdown | 5090e2f438fe43e4e6b1bb85f2ca3d44454145fab128def599da331b002c25f2 |
| Publication page | 0859b7644cfc3c4cb2065c4a9d2c01b348ea4161fead2802ba98d98912bf0263 |
| Manifest | 6deb61ef64aedd74dd0db2e1575cb81ab96bfe643e069ec7ff01767b350e05c9 |
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 | rf2BiMNqO1XCu0TqFiW1FtTmJHq9sVM6kD9zWmqe1+yyA/jdLXF4AHUxWJn0XkVsoobPKFHtZkysWfH/uwhOBg== |
| 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
| 2026-09-16T07:20:36.879105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004097observed 0859b7644cfc3c4cb2065c4a9d2c01b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:36.748827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004097/manifest.jsonobserved 6deb61ef64aedd74dd0db2e1575cb81a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:36.736364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004097/publication.mdobserved 5090e2f438fe43e4e6b1bb85f2ca3d44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:36.722697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004097/publication.txtobserved d2ed379de26c5b3d6ec9fc7f6288c220...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. |
|---|