OT-2026-000020389
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000020389) never changes.
Identity and time
| Publication number | OT-2026-000020389 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-7c37-b684-c56707407cfe · 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-2026-000020389 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5be8451f8edf5b33b3477d2f5bfcaef9d3195f95db81e6fdc3c75d3cbb247354 |
|---|---|
| Markdown | 696a7df722f2dcb0a387887fb4b45f67cbde5631ecbb1924313dff2b3396fb0f |
| Publication page | 834ca34786e064e983db56d69b86e2f4273eb323899d6fcc16c5d581b03e192c |
| Manifest | 94cfbca539e51e65061ea7c5a2e74b80531ea6e54f458467189acd4284a0aa47 |
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 | QHEhdl6Zyj3XyneKqhbHYW0lsZUUnqKfqNKaN+ACubTRlWwJ+UxsMyIx5Gb3I0XEtqJwP/VtIgjXUcch2HfIAA== |
| 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
| 2026-09-17T12:00:16.860934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020389observed 834ca34786e064e983db56d69b86e2f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:16.838505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020389/manifest.jsonobserved 94cfbca539e51e65061ea7c5a2e74b80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:16.820003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020389/publication.mdobserved 696a7df722f2dcb0a387887fb4b45f67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:16.800243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020389/publication.txtobserved 5be8451f8edf5b33b3477d2f5bfcaef9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:21.723572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020389observed 834ca34786e064e983db56d69b86e2f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:21.706161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020389/manifest.jsonobserved 94cfbca539e51e65061ea7c5a2e74b80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:21.687213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020389/publication.mdobserved 696a7df722f2dcb0a387887fb4b45f67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:21.666311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020389/publication.txtobserved 5be8451f8edf5b33b3477d2f5bfcaef9...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. |
|---|