OT-2026-000020197
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000020197) never changes.
Identity and time
| Publication number | OT-2026-000020197 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-7663-a89d-1e1691c3ec0e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020197 |
| Status | PUBLIC |
Content hashes
| Canonical text | a7c8cfcca044b80a240feb32a1913a614945093b00c2c9a48690147bd63ff373 |
|---|---|
| Markdown | f0df93eaed6c358fc11fda7ae1de2e63b15259678486091477662e66eb0f6118 |
| Publication page | 9975b6c97d82e62f35c02c1a86ffacff4fc0a5875833a2f8834b10d33ffffaca |
| Manifest | 9bdadae9b53df6f6747c77b1b168a395285fcd8e730e4d7de917a3bf1e6f8559 |
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 | X6Br9hcC6Y9xFyVXQW/ag2EaH4OCHnjhdkgs+kFz9g5iLAkbXsIKQmwt2k+kw+RVY6Ib0F3OCvLAxMChIc1tCw== |
| 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
| 2026-09-17T11:56:31.778294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020197observed 9975b6c97d82e62f35c02c1a86ffacff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:31.758180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020197/manifest.jsonobserved 9bdadae9b53df6f6747c77b1b168a395...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:31.739641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020197/publication.mdobserved f0df93eaed6c358fc11fda7ae1de2e63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:31.722045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020197/publication.txtobserved a7c8cfcca044b80a240feb32a1913a61...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. |
|---|