OT-2026-000029840
Publication integrity record
Single bellows cup vacuum gripper, pump fed, sustained blow-off before 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-2026-000029840) never changes.
Identity and time
| Publication number | OT-2026-000029840 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac47-7173-8ecf-6eb3cdd1d430 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029840 |
| Status | PUBLIC |
Content hashes
| Canonical text | c5ebc89d9646425abc37f84e1e8c44cfdc1797d456ba91698002023705f696cf |
|---|---|
| Markdown | aa7b2c19267715f0d725e8d1e0e717c6bdbc3f93087757955d3e3806d7069310 |
| Publication page | b3843f044932a0bc3217b85b7d28b53faeeb7bd2910841ae5f14177f54e4893d |
| Manifest | 30ee558fb6627788d9f3a04dece5fdb0bae25bd078724cb817632b07c7167f77 |
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 | 3rj5HztNonfiI7IC8PmKlXi5Ze/QH3ABin9Feg6RWR7bL3WBN5FGpsqRxnfp6LqRKdHJ8+q1T1+irTyE6ksOBQ== |
| 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
| 2026-09-17T11:38:29.428911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029840observed b3843f044932a0bc3217b85b7d28b53f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:29.411004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029840/manifest.jsonobserved 30ee558fb6627788d9f3a04dece5fdb0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:29.391593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029840/publication.mdobserved aa7b2c19267715f0d725e8d1e0e717c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:29.374383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029840/publication.txtobserved c5ebc89d9646425abc37f84e1e8c44cf...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. |
|---|