OT-2026-000004232
Publication integrity record
Vacuum cup gripper, four outlet manifold, ejector fed, 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-2026-000004232) never changes.
Identity and time
| Publication number | OT-2026-000004232 · never reused |
|---|---|
| Internal UUID | 01a0a911-e306-7c52-a894-9619fce7f02b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:15:16.873058Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004232 |
| Status | PUBLIC |
Content hashes
| Canonical text | a7f9185a1a160113395eccd639d93fb76afc0ca7ec3620ce151c8cb7641adaf3 |
|---|---|
| Markdown | 6ae7dc8558b1a2de45e561cd1f329ab8661090f80542225ee1d7d9ee5672936c |
| Publication page | 5f6ef83cb4c358599158b9143d9141697466f096cd95a3d97ed942ca8a415582 |
| Manifest | 8f4a67bc33e1436896711a55f9963cd18cb7ec8a73d65bfe7cf08baebb90e27c |
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 | qhPgdrbJyZrQ0du+jlLeMGRdCPCar7wrlHAvzRgvN5S1qC5zXsnT4FLVTbA/eOaTiDJFfvNmATf4wj3glSjMBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:21.213273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004232observed 5f6ef83cb4c358599158b9143d914169...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:21.199002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004232/manifest.jsonobserved 8f4a67bc33e1436896711a55f9963cd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:21.184627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004232/publication.mdobserved 6ae7dc8558b1a2de45e561cd1f329ab8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:21.170060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004232/publication.txtobserved a7f9185a1a160113395eccd639d93fb7...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. |
|---|