OT-2026-000015921
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000015921) never changes.
Identity and time
| Publication number | OT-2026-000015921 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-0c4d-76e0-9ad2-8c8257f75648 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:02.846253Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015921 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf9e95229039ab86c6fb099adc33065a04fcb5b7942f618c83c6380502d84110 |
|---|---|
| Markdown | c2e422102c272b7505fb99e1501353e94f917a0c84867a89b2cbc4f2c1471769 |
| Publication page | c8c16172fc47cb70f1ed3cf6ae305d5c183fd2d40d2884447e15f853b8d8e185 |
| Manifest | c394a126c5efa7b09e79e34e56f213fdb2c90545fc6d027b3b24aed3eff26706 |
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 | iBPd5S5lc5eGFeYqnQjUu+mKZbxyF+BB1X0Sw1f5b882vvHKLCJ8KjwN5goiw2A58Mzjn3Vg0ksgEAg6bQQiDg== |
| 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
| 2026-09-17T12:05:23.271616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015921observed c8c16172fc47cb70f1ed3cf6ae305d5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:23.251619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015921/manifest.jsonobserved c394a126c5efa7b09e79e34e56f213fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:23.230608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015921/publication.mdobserved c2e422102c272b7505fb99e1501353e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:23.211479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015921/publication.txtobserved bf9e95229039ab86c6fb099adc33065a...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. |
|---|