OT-2026-000020915
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, 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-2026-000020915) never changes.
Identity and time
| Publication number | OT-2026-000020915 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-7887-9939-83bd520bf04f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020915 |
| Status | PUBLIC |
Content hashes
| Canonical text | 596fc501c3dfe4fe77d795ba4ba41c5b51691a5d588c3dad354223cf213f6c04 |
|---|---|
| Markdown | 5e757ad1d58e181d7d2179789d1a6ec3fa3dea237dcbcc87c72f1cf246ff36bb |
| Publication page | 4b2776128734dd6b6a6abd1e28d2bb7acb3405731f9c1dc9825c01e9ec57d239 |
| Manifest | 6529b4dd2316564e41d3cafb8b103d3b3d9987205d97ca78b7456dbfe4eb092c |
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 | EnVvp+UY5uUUzCPuFRDzOi8LAkt2T6CaCvjmkmFV+cJaM8BqydKxPbO3V68PZ12E8KRGzO/1JKVl8YzxOXkeDg== |
| 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
| 2026-09-17T11:56:02.158433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020915observed 4b2776128734dd6b6a6abd1e28d2bb7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:02.134838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020915/manifest.jsonobserved 6529b4dd2316564e41d3cafb8b103d3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:02.116504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020915/publication.mdobserved 5e757ad1d58e181d7d2179789d1a6ec3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:02.097899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020915/publication.txtobserved 596fc501c3dfe4fe77d795ba4ba41c5b...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. |
|---|