OT-2026-000067984
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after set-down
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-2026-000067984) never changes.
Identity and time
| Publication number | OT-2026-000067984 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4fd-736f-bc01-2278a274f17b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067984 |
| Status | PUBLIC |
Content hashes
| Canonical text | 399731448a3c4a7e9a7764c9a5a5d005317806e3e321662769ce25df8874c1f8 |
|---|---|
| Markdown | 7b1fcf4cac7bab7f1a813b1db709f469fe27fbdb1da56c9fc54a95885d473266 |
| Publication page | 3fe776cffe5e75b73846e49da04b6dfd4ccc04bfc285508f0c4d5944141f0002 |
| Manifest | 0c123974fe63cb3e459039070f3b4fb90951b5b2e221a43907aaeb8a3d9c895a |
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 | nSXZrSA8Q+rDp7OicMrbqDBfJEGMWki4Q4roD6GgUi2SewbJJKfg5SGaHCihX7W3K8W7xiB+idpiHzNtFpd3AA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-11-03T08:41:33.463727Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067984observed 3fe776cffe5e75b73846e49da04b6dfd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-03T08:41:33.418195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067984/manifest.jsonobserved 0c123974fe63cb3e459039070f3b4fb9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T08:41:33.348505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067984/publication.mdobserved 7b1fcf4cac7bab7f1a813b1db709f469...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T08:41:33.279876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067984/publication.txtobserved 399731448a3c4a7e9a7764c9a5a5d005...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T04:41:37.916484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067984observed 3fe776cffe5e75b73846e49da04b6dfd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T04:41:37.862715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067984/manifest.jsonobserved 0c123974fe63cb3e459039070f3b4fb9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T04:41:37.812456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067984/publication.mdobserved 7b1fcf4cac7bab7f1a813b1db709f469...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T04:41:37.710705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067984/publication.txtobserved 399731448a3c4a7e9a7764c9a5a5d005...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|