OT-2026-000019491
Publication integrity record
Three bellows cup vacuum gripper, three zone face, single 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-2026-000019491) never changes.
Identity and time
| Publication number | OT-2026-000019491 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7ca5-902f-88287bc470be · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019491 |
| Status | PUBLIC |
Content hashes
| Canonical text | 51fd3f99f70910acb5607d24acfdf7dba7e92ed05ef77fb8cc8374eee5785e81 |
|---|---|
| Markdown | 9f5595c2d34b56a28903506f017a8424ed0c70119aee6ab1b001620b2ea8a77e |
| Publication page | 0ff11ac31ebdabbf32d8e27176fcdcac9cf1776fa7be66d2b1d06b42c55320e6 |
| Manifest | 54ac70e9b1364dbea119fb92bb418323bfc2ea6d3057dc3b9839e04b6f57d250 |
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 | xP+btoUegs12z04WF2skMeOi0rPzL29EERtrVeMNLbGUhj+6CJ6VMSu38OW8C4TWnwKWFiyhx8UesTaFLPl2Dw== |
| 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
| 2026-09-17T11:58:55.032205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019491observed 0ff11ac31ebdabbf32d8e27176fcdcac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:55.014645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019491/manifest.jsonobserved 54ac70e9b1364dbea119fb92bb418323...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:54.996399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019491/publication.mdobserved 9f5595c2d34b56a28903506f017a8424...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:54.978425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019491/publication.txtobserved 51fd3f99f70910acb5607d24acfdf7db...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. |
|---|