OT-2026-000028561
Publication integrity record
Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000028561) never changes.
Identity and time
| Publication number | OT-2026-000028561 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7562-9213-0181c8022ee7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028561 |
| Status | PUBLIC |
Content hashes
| Canonical text | caf53f3603b8c11795f70605bd1b242fbce6ca111d788c27bbd3626aa8870856 |
|---|---|
| Markdown | 4127f34599f6824431578cc1ea6c9e11a89422b45b72fcd17e11ead743cdc386 |
| Publication page | 8fa482d8cd37654b2b8d68563fde3ae7e757bf79db4a497d41688b3cc83c6b11 |
| Manifest | e1e85639b13b20759715d41f3ad64cabc3060ba9347d3e34405e7d1afcc99bb4 |
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 | Nqy5XaefYTcGwr62obrTHIFrMNTYTXActqegKoOagmV48qiXu2EoAuE0HpR0FXmgg7MC5ZWEvmrttFp5+DdkAg== |
| 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
| 2026-09-17T11:40:50.799510Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028561observed 8fa482d8cd37654b2b8d68563fde3ae7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:50.782649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028561/manifest.jsonobserved e1e85639b13b20759715d41f3ad64cab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:50.763011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028561/publication.mdobserved 4127f34599f6824431578cc1ea6c9e11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:50.744334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028561/publication.txtobserved caf53f3603b8c11795f70605bd1b242f...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. |
|---|