OT-2026-000023661
Publication integrity record
Single cup vacuum gripper, two stage ejector, 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-2026-000023661) never changes.
Identity and time
| Publication number | OT-2026-000023661 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed4-7bf0-89d5-c92c2a312742 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023661 |
| Status | PUBLIC |
Content hashes
| Canonical text | b7a1036fcf03a0d21fe251e41b4e3cb7dedb3c36c103c1b28f9a19f707be60e5 |
|---|---|
| Markdown | 0264e404795f5e0f61d472e9d810841720336d26fd22258185aa49012a5ff9a8 |
| Publication page | fd030e745d78647e1872a86e18415e4754af0f5d81957ddd69fac1b5868061f1 |
| Manifest | f5f31e50f24b13008130a208735bed1a5437189e4ca80e1354214b565867d6cd |
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 | xOpwrX+56dJOJVJkqQw8ZUP1cbtds5pJx+FvnamkPaVUaoY/S8CictV4dI9e+LMFuOF7KnncMyKZuNyHqbYIBw== |
| 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
| 2026-09-17T11:49:58.693471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023661observed fd030e745d78647e1872a86e18415e47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:49:58.673995Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023661/manifest.jsonobserved f5f31e50f24b13008130a208735bed1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:49:58.656761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023661/publication.mdobserved 0264e404795f5e0f61d472e9d8108417...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:49:58.638709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023661/publication.txtobserved b7a1036fcf03a0d21fe251e41b4e3cb7...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. |
|---|