OT-2026-000019528
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down
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-2026-000019528) never changes.
Identity and time
| Publication number | OT-2026-000019528 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f394-7130-a8e3-5ce1dcf46375 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019528 |
| Status | PUBLIC |
Content hashes
| Canonical text | 423b84923cd204ba797c5987923b0b148101c889721ce7b22688ba20505dac39 |
|---|---|
| Markdown | c83f94cdc153a3b278c84d3e8e2920a4f313847a6151fcb4474d95f78b2931e2 |
| Publication page | 1e699f7e3b1dea37a96ed378be582c65be794150a64246fba645ccc8a1a184dd |
| Manifest | 12161b2cfcb7a77b9371496f5dd9c0b5de44b99b76772a1d911679e8aced7687 |
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 | 0ciMgw0BCj2tit47J0SS9lGT/XzlWu8tHTDXTYJJyJYgwxgg8+SinGpUz6Ls6XcQ4MClZ7n7FO7bUaRO6x4RDw== |
| 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
| 2026-09-17T11:58:57.954534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019528observed 1e699f7e3b1dea37a96ed378be582c65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:57.936082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019528/manifest.jsonobserved 12161b2cfcb7a77b9371496f5dd9c0b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:57.918851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019528/publication.mdobserved c83f94cdc153a3b278c84d3e8e2920a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:57.903122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019528/publication.txtobserved 423b84923cd204ba797c5987923b0b14...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. |
|---|