OT-2026-000041621
Publication integrity record
Single cup vacuum gripper, three stage ejector, sustained blow-off after 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-2026-000041621) never changes.
Identity and time
| Publication number | OT-2026-000041621 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a0-7646-a6ac-299c7c08305e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041621 |
| Status | PUBLIC |
Content hashes
| Canonical text | e89424504ac6a44165a940411eaac6ce519e98d085683d3c5a2f3d393b1a1361 |
|---|---|
| Markdown | 8481521116a8ebeaaf1a82954a3b42b2e11eaa6ed2322f1dc9ba8cf533e712b1 |
| Publication page | 75d6a15b29b1672036448fb7142286d81ba6b8766acce4b31b5b57b7207a9e2f |
| Manifest | 98a9934ce153e1ec13613ca0a2269fa74f3a65aba0881766db676cd368c565f2 |
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 | 3LniPrl4FcPKF11geio/VXimb2n6GuBc7wswrnxWQWQScgLqtjJZuoMkLbCGywepF5mn8QISUTqJDTtg+9oMCw== |
| 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
| 2026-09-17T11:16:25.076010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041621observed 75d6a15b29b1672036448fb7142286d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:25.059530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041621/manifest.jsonobserved 98a9934ce153e1ec13613ca0a2269fa7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:25.041560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041621/publication.mdobserved 8481521116a8ebeaaf1a82954a3b42b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:25.023263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041621/publication.txtobserved e89424504ac6a44165a940411eaac6ce...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. |
|---|