OT-2026-000028935
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum 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-2026-000028935) never changes.
Identity and time
| Publication number | OT-2026-000028935 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-7d9e-aff8-fb8fe387f317 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028935 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3474019e2dff8d25ac881091933f7e2c53654009a6844c843b6aa13a66aa035d |
|---|---|
| Markdown | 2ad46cbdd9c7c451de0f5d9e1981fe3594f5b99529bfd9e506d2348e711ddaa5 |
| Publication page | 0560eb95e5c159444cdb21dc0c2ff867f3f726b90312eb3eb170a04966cae283 |
| Manifest | 0070ef9bced986c64576f00b0b721cc30b35ad975b19c97625f2e9e11e4b8a72 |
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 | fpsKioyPBQnmRyX4WVhM8J+oKDBWzXI/7ayRz8iLozjn920yuWCcyc1xXLD3IEPwDbC8bWjhWbk83znAuQ0kCw== |
| 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
| 2026-09-17T08:20:23.045928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028935observed 0560eb95e5c159444cdb21dc0c2ff867...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:23.023685Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028935/manifest.jsonobserved 0070ef9bced986c64576f00b0b721cc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:23.007003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028935/publication.mdobserved 2ad46cbdd9c7c451de0f5d9e1981fe35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:22.985905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028935/publication.txtobserved 3474019e2dff8d25ac881091933f7e2c...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. |
|---|