OT-2026-000042892
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, pulsed blow-off after 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-2026-000042892) never changes.
Identity and time
| Publication number | OT-2026-000042892 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d1-731f-8310-d81fa0961b73 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042892 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2a478140196ce77c264586bf8a2022f3cba41ce2aea161b1e6e1a662954ff31a |
|---|---|
| Markdown | 915591202613a13a353076ed8f8c12795af5f4e9b23f33533a1de2fa0854ebea |
| Publication page | e0dfe285df094048d2ec8ded4e4b0cfd2f9089977494ed606eab5b34e9b57633 |
| Manifest | 47a66e574133ecf5495bbbdbbabb34aa7d1eb0f56b45df6bb5054c0af822cb68 |
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 | htqI9J/nmvvM/gjToMmODgzpmHkAK6eU/nKs/rKY5Z+mKB0uimLpvUxX5hGW/CIrnS3EHRs4Pf/srtVqoAfcAg== |
| 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
| 2026-09-17T11:15:23.852736Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042892observed e0dfe285df094048d2ec8ded4e4b0cfd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:23.833101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042892/manifest.jsonobserved 47a66e574133ecf5495bbbdbbabb34aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:23.814867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042892/publication.mdobserved 915591202613a13a353076ed8f8c1279...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:23.795495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042892/publication.txtobserved 2a478140196ce77c264586bf8a2022f3...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. |
|---|