OT-2026-000028840
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, 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-2026-000028840) never changes.
Identity and time
| Publication number | OT-2026-000028840 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9c-708b-9f29-bd65db9457f1 · 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-2026-000028840 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d65175c96af0fbd089df1eff1f0cb6772bd1c3db0e3ebccdfbc022006c79e78 |
|---|---|
| Markdown | 19ee307b37d81695b8bb2edd6cedfb63ff8debd77df1ccabb66c3a00bb00e59e |
| Publication page | bd7974c44831676166cee5978d8bd71d462ad6d144b31be44d3c763910491b73 |
| Manifest | 73af55d25dbd1ca9eddd41dc47f0420bd8a877636c15a8d2cc5656fb200de0b5 |
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 | ResMJnK56+rzPCwhrxHlAba2nOsL/gjS3tSUZXF7HXEpPLuZi4kh7Qi++W06diCpPFX+MyKR+Ips+xc+d24QDQ== |
| 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
| 2026-09-17T08:20:07.497630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028840observed bd7974c44831676166cee5978d8bd71d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:07.478950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028840/manifest.jsonobserved 73af55d25dbd1ca9eddd41dc47f0420b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:07.458818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028840/publication.mdobserved 19ee307b37d81695b8bb2edd6cedfb63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:07.440972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028840/publication.txtobserved 8d65175c96af0fbd089df1eff1f0cb67...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. |
|---|