OT-2026-000020216
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, supply line 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-2026-000020216) never changes.
Identity and time
| Publication number | OT-2026-000020216 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-7fe9-9ec0-aa727da31aeb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020216 |
| Status | PUBLIC |
Content hashes
| Canonical text | 989b015c933e13da08df45e44f7193dfee9d9aedff1e0891de4ae286ef5451be |
|---|---|
| Markdown | 05e03d975a74cecf0df7e236b02710407235e42311994f86d220e4a986a1b979 |
| Publication page | 23a155570bc2973df26d85e7fc65e9f109283fc018846d84717e04e3f0df234e |
| Manifest | 50909b8571fbc0423aafe1c43b17f0edd6d04ad897af684e2338efe6eb1aabee |
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 | u6MUkM3efhvtc5W7nAed/HurzcBior4cxAzds+48bXEb3mnejjerXEcWgCnE9WYKIA2GPjcdiV8AHQgF5UX0DA== |
| 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
| 2026-09-17T11:56:32.930901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020216observed 23a155570bc2973df26d85e7fc65e9f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:32.910961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020216/manifest.jsonobserved 50909b8571fbc0423aafe1c43b17f0ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:32.892625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020216/publication.mdobserved 05e03d975a74cecf0df7e236b0271040...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:32.873669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020216/publication.txtobserved 989b015c933e13da08df45e44f7193df...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. |
|---|