OT-2026-000021389
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold 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-2026-000021389) never changes.
Identity and time
| Publication number | OT-2026-000021389 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7da0-8569-ac51ca62314e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021389 |
| Status | PUBLIC |
Content hashes
| Canonical text | 04f90a841c77320ac9184cdd001b2098149fdda228a26afa82bf0fdff8e6b82e |
|---|---|
| Markdown | 5e5db09a6c7b98f2dbc2a73a61a74c03d1b336dec767717d39f31a1bcf7fcb76 |
| Publication page | b8d3ce2b622cd32244b3ac9a71c8eb13b719579bc95a9d062b5e055bd04c8bdf |
| Manifest | b9cfa39f218fbe3ec7aa7e1ee2cdfa30e42182f87692a7a50ccb4644437cf44b |
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 | zA0f86dfTWdG5BYDOGmXyP5/ks1fwTah/IAsRpxQdpjcHoAh5GOOAlqqNqOjJAJ2uvTU0hFn72zHJOgDkkyWBw== |
| 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
| 2026-09-17T11:55:16.411538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021389observed b8d3ce2b622cd32244b3ac9a71c8eb13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:16.386819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021389/manifest.jsonobserved b9cfa39f218fbe3ec7aa7e1ee2cdfa30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:16.359868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021389/publication.mdobserved 5e5db09a6c7b98f2dbc2a73a61a74c03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:16.336244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021389/publication.txtobserved 04f90a841c77320ac9184cdd001b2098...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. |
|---|