OT-2026-000021763
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000021763) never changes.
Identity and time
| Publication number | OT-2026-000021763 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7c4f-b583-4b521fd2f9ab · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021763 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5707c4a18f158f552af37bb36cb53ff498669a771df41dc54d56f23281703071 |
|---|---|
| Markdown | 686f48af982abd1e5c996eb55fff3a3b5ad5f8291e5fa3c4a29b371a7942d6d6 |
| Publication page | 6b69f545fb70b553a297267c110e8b220f03f0a216066a3b8d485b3fbeaa8d98 |
| Manifest | 0cb1015c5e6fed854ac643a33265931081d89ad37536b8c28795c8fd76fd65ea |
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 | zfSjxiiMnoOUF4piMMUusmZ28U0/hY+ewXU/gNCqTAuuJDINOHACUWNQUMhy2gJ2rx4jFHFE7xNewUJW9/Y7DQ== |
| 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
| 2026-09-17T11:54:18.402163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021763observed 6b69f545fb70b553a297267c110e8b22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:18.384414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021763/manifest.jsonobserved 0cb1015c5e6fed854ac643a332659310...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:18.366178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021763/publication.mdobserved 686f48af982abd1e5c996eb55fff3a3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:18.349778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021763/publication.txtobserved 5707c4a18f158f552af37bb36cb53ff4...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. |
|---|