OT-2026-000040740
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000040740) never changes.
Identity and time
| Publication number | OT-2026-000040740 · never reused |
|---|---|
| Internal UUID | 01a0ae79-6d0f-7cab-bc9c-4277acd5fdfc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:28.516236Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040740 |
| Status | PUBLIC |
Content hashes
| Canonical text | a37df13fe79b89abcb39bf9ccba1e3ecfa73d67e8a0ea24924d028b695295a02 |
|---|---|
| Markdown | 5d4bb77e21a575739632d51353186d98e001bccdfe85258b8ed5bde513e77bc0 |
| Publication page | bce4a72245d7983e1cf7500bd4b78cc7fcfd88c63fab82c6b93ecefa7b08a928 |
| Manifest | aef79d919d3e36c58d64298fd146f038f8097573e56d83e0d5ab574fcc0b884e |
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 | Lg5lNKmlg0H2InsZS7Px/2GB/D1n6cKFg23mqFqdfZMqNCfqhzA8/G4uOfTJDwTZSuMkrz0R0voxZ6r8WgyXDQ== |
| 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
| 2026-09-17T11:18:00.816450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040740observed bce4a72245d7983e1cf7500bd4b78cc7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:18:00.797544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040740/manifest.jsonobserved aef79d919d3e36c58d64298fd146f038...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:00.778806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040740/publication.mdobserved 5d4bb77e21a575739632d51353186d98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:00.762638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040740/publication.txtobserved a37df13fe79b89abcb39bf9ccba1e3ec...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. |
|---|