OT-2026-000018245
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000018245) never changes.
Identity and time
| Publication number | OT-2026-000018245 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-7a06-b76b-7d29fe91df34 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018245 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3e85838f6b727283bb1cf91becf99e4bf9027b8f136488356a8c5281b61e3bda |
|---|---|
| Markdown | fe5829bd29f2e1d50e201c9a48e0d44b7c29b2acb8e58ba5921fef8d87204cd9 |
| Publication page | 5843f6dae9475f39776883db8863f616011551a7b1d0a51bf0706c0546e66b93 |
| Manifest | 4d22a4f00ac044c434df45cb2d0bae289e2a215df3927ded49d1e95a1c25c924 |
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 | 9EtKnS4V2aE2fwOjEk64hPIzljF/1Er30sHYDcDMopAGLibsmTveLcKsflAvJPiatfk+7MsfipPej/EUnXwyDA== |
| 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
| 2026-09-17T12:00:03.759150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018245observed 5843f6dae9475f39776883db8863f616...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:03.740073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018245/manifest.jsonobserved 4d22a4f00ac044c434df45cb2d0bae28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:03.717566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018245/publication.mdobserved fe5829bd29f2e1d50e201c9a48e0d44b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:03.696892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018245/publication.txtobserved 3e85838f6b727283bb1cf91becf99e4b...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. |
|---|