OT-2026-000019068
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000019068) never changes.
Identity and time
| Publication number | OT-2026-000019068 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d523-7c89-95cb-2f5f0a17e263 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019068 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56b6cc8cab2f66ce0d83a138305a434314d7f154b2336064c2351f891f20f8bd |
|---|---|
| Markdown | abeda94a8b0b61b0104d8d2d03f7bbc196782b6a1ea6418a35f8867a730a8945 |
| Publication page | 7fda46dc989a9f5f16a1d9460a45f690af5757fbe0add79491d4d40b50f890d8 |
| Manifest | 2f6a939143fed5cc722daf1d5fa62d84a549e51f8b4554d0a966e23dda91e2d9 |
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 | JHBYb9vqhlHeKB6vVyUEjtwTqNYYlFIUkC87w2jEn6NiyDH+ZDBj/YVDZL7zuFBfclObVb34lvo3oHu9zbtUAA== |
| 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
| 2026-09-17T11:59:46.154718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019068observed 7fda46dc989a9f5f16a1d9460a45f690...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:46.135680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019068/manifest.jsonobserved 2f6a939143fed5cc722daf1d5fa62d84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:46.117415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019068/publication.mdobserved abeda94a8b0b61b0104d8d2d03f7bbc1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:46.099576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019068/publication.txtobserved 56b6cc8cab2f66ce0d83a138305a4343...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. |
|---|