OT-2026-000028855
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pulsed 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-2026-000028855) never changes.
Identity and time
| Publication number | OT-2026-000028855 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-7202-b096-f6d772e25e9d · 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-2026-000028855 |
| Status | PUBLIC |
Content hashes
| Canonical text | b734329936bb515f5ca40f83f9b061ee7bd6873f70e74b435a881bf36ce940ab |
|---|---|
| Markdown | df99336915d470e244a777874e2fb92976d0bfab67bfcf14035cfe2cd72ccb74 |
| Publication page | e27ed85668a4bed3d1052dd5fd3495e8a967f18ad64f94ab072c00293b79edd5 |
| Manifest | f747c35cd7738d8086b95626c52c8a46209cb8fc19a6c7c72408e98dddc5325e |
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 | eqrIW5V1KO7o9cIIz/tqaRH0GNUVL8VrA32ctytuKFfgj+N0yU/WQgtNNuVmjHlEcLb1VW2fZuT9+07DurwjBg== |
| 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
| 2026-09-17T08:20:10.013985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028855observed e27ed85668a4bed3d1052dd5fd3495e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:09.995631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028855/manifest.jsonobserved f747c35cd7738d8086b95626c52c8a46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:09.973980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028855/publication.mdobserved df99336915d470e244a777874e2fb929...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:09.956788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028855/publication.txtobserved b734329936bb515f5ca40f83f9b061ee...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. |
|---|