OT-2026-000023893
Publication integrity record
Single cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000023893) never changes.
Identity and time
| Publication number | OT-2026-000023893 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed6-7f53-af32-4975e6a04a0c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023893 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2e68b86e0f739ff547d478cd1c8f4fb247603074c001981ab592b8daf3dc94b4 |
|---|---|
| Markdown | 93f32bef552db001a389b8c3e4a09888534e311d206e2c3c27c81bc478ad2500 |
| Publication page | febbb0d8e369ffceae410753c34d284632a8af9a15925763587a1324816fd6c8 |
| Manifest | fe75e23b1fcde6df80605c20c8b867fa4f59c344dde67a0600c98c1b389330ee |
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 | JAjVV6qsAP3QF0c70R8cP/iBeIObf7UTjPmhjuvfopqyF333SZ/ldc9EmtoKLGw0ztdqt/7mA+Sa2lU3myA9CA== |
| 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
| 2026-09-17T11:50:30.398835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023893observed febbb0d8e369ffceae410753c34d2846...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:30.380860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023893/manifest.jsonobserved fe75e23b1fcde6df80605c20c8b867fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:30.363450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023893/publication.mdobserved 93f32bef552db001a389b8c3e4a09888...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:30.345149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023893/publication.txtobserved 2e68b86e0f739ff547d478cd1c8f4fb2...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. |
|---|