OT-2026-000052143
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed 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-2026-000052143) never changes.
Identity and time
| Publication number | OT-2026-000052143 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78f-7bd8-ba75-06b0f2783d0f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052143 |
| Status | PUBLIC |
Content hashes
| Canonical text | 397be76c07fefa0f645636a05dba4fba8534267417b4d2397ddd5f21635358ed |
|---|---|
| Markdown | f431a77aed1b1f2e3fb63e5fc5cc9e39b30676e6bf26e0057a2751015369bf4e |
| Publication page | 59afbaeafa5acb42cacc511229a61a9d98b336afcff691960df91c610bbb0307 |
| Manifest | 2243278014c77d2a098fe771f9db6bfe6f32e768f123c968d286a6438cafbfcc |
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 | KvUR1Q3+yN2G08Bb6zoB0+95DRa/evBdFM487wYsH2WfIzF/0QFkMWhlbRyzwax8Z5JFVvF0hL0u5RKckyywAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:41.716738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052143observed 59afbaeafa5acb42cacc511229a61a9d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:41.697523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052143/manifest.jsonobserved 2243278014c77d2a098fe771f9db6bfe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:41.678902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052143/publication.mdobserved f431a77aed1b1f2e3fb63e5fc5cc9e39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:41.659794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052143/publication.txtobserved 397be76c07fefa0f645636a05dba4fba...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. |
|---|