OT-2026-000029055
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000029055) never changes.
Identity and time
| Publication number | OT-2026-000029055 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9f-7c98-a929-8372f78d79f3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029055 |
| Status | PUBLIC |
Content hashes
| Canonical text | 742a5e4a88dc033d4272a2b3a03d69d9e54b48b90d62376cbef83e0ae87936cf |
|---|---|
| Markdown | 6de299774f794484e3f466b3ca43d0e1a82de4ac4c5205a74668d93a60cd02b3 |
| Publication page | b1090cddd6a64fca470a4f82760ae3057553af93c229886f62a8e70727e2550b |
| Manifest | 73e030f5aeef4773e47826ca30f8110dcc8a8d985b7cda10955a0cd75d44cc78 |
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 | cT20whJODAA6lwPxSO+TzoCGf56zky1TxXmQGuriCX5EYzCNDahAk0NqAyrZzfyTZCqnS1WkG75whmMYdJCGAA== |
| 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
| 2026-09-17T08:20:42.946667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029055observed b1090cddd6a64fca470a4f82760ae305...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:42.927700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029055/manifest.jsonobserved 73e030f5aeef4773e47826ca30f8110d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:42.535069Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029055/publication.mdobserved 6de299774f794484e3f466b3ca43d0e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:42.518040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029055/publication.txtobserved 742a5e4a88dc033d4272a2b3a03d69d9...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. |
|---|