OT-2026-000020209
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum 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-2026-000020209) never changes.
Identity and time
| Publication number | OT-2026-000020209 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-7149-9ccb-670e7ac8c17c · 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-2026-000020209 |
| Status | PUBLIC |
Content hashes
| Canonical text | d9aa25be5e9a811fb81435d79c3e36bde58b01da80433e25284d3ee95f4f0226 |
|---|---|
| Markdown | 73b5ce96c8d3b7b505702760c31e6ebc380c805d8e6d61393d092df6c6290a64 |
| Publication page | 101ce484c8ce02a688c98c2873f251c14716f4302d912038966e54e548e2ef3a |
| Manifest | 587964ae3499c5faae129958ac7d507ba9d234f472af3b7e9c10c5592c476460 |
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 | df2PWFjwjfILNq1tYmBfbJjzH78HJaaWRWQ+GEHWwj91Sd0wJFwo7SB/Tmn62akTbbjtXuDB8z8hSCQTJ3SmAQ== |
| 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
| 2026-09-17T11:56:31.701960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020209observed 101ce484c8ce02a688c98c2873f251c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:31.684350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020209/manifest.jsonobserved 587964ae3499c5faae129958ac7d507b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:31.667654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020209/publication.mdobserved 73b5ce96c8d3b7b505702760c31e6ebc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:31.649942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020209/publication.txtobserved d9aa25be5e9a811fb81435d79c3e36bd...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. |
|---|