OT-2026-000019835
Publication integrity record
Three bellows cup vacuum gripper, three zone face, pump fed, 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-2026-000019835) never changes.
Identity and time
| Publication number | OT-2026-000019835 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb5-7ff6-8ecb-a43a196fe83a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019835 |
| Status | PUBLIC |
Content hashes
| Canonical text | 60018756d73afa43957b806881d38c28d194e13fcc584904c08c619b2b395035 |
|---|---|
| Markdown | 99550cf1dc5bfc4829ff620a36388d366297cec4a4fb72eec59a53450846003e |
| Publication page | beaa70173d7bb003c0c997e871d8ae5b617b204209984588f27baa6cec8f53ed |
| Manifest | c48d4c670497b78e65f31c5b18f19f67349af64183b01c8f807c917018a014c3 |
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 | /TU2uD9Dl+lJPLpA4lFxTMCukp3TYtjJpI8twVrKXkbJVJh1tMb5MLNGcFhXYXCjeub+96gud3lGVDKVnu9IAQ== |
| 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
| 2026-09-17T11:58:01.802743Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019835observed beaa70173d7bb003c0c997e871d8ae5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:01.782151Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019835/manifest.jsonobserved c48d4c670497b78e65f31c5b18f19f67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:01.763167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019835/publication.mdobserved 99550cf1dc5bfc4829ff620a36388d36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:01.741972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019835/publication.txtobserved 60018756d73afa43957b806881d38c28...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. |
|---|