OT-2026-000030443
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000030443) never changes.
Identity and time
| Publication number | OT-2026-000030443 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e503-712f-b6a9-9eef14530927 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030443 |
| Status | PUBLIC |
Content hashes
| Canonical text | df85ef25675b50dce0be3452053e329f0547bb3c42bc455e9466eebfd4a5973d |
|---|---|
| Markdown | eb075f7c025e6a779c6117710e4f5f6b67c285dbcb852e9501bcf32a433816a7 |
| Publication page | 4326ee44bc5b5ec27a04dc292100d9bdcd36baca24ba0bcbe92e1854545b2f44 |
| Manifest | 28ad9b7afe600c89d0f775f9dd73858a2139fe19234667d39569c041df8a17ab |
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 | XYKMsmGVDXgf5ja2xCRWzsNs4HlpOfYs92GZ9N6CXA0lrNOIpNh1zwPc1350VIm+MyOWGmOGzJ9qHbWmje0pBQ== |
| 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
| 2026-09-17T11:38:11.080612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030443observed 4326ee44bc5b5ec27a04dc292100d9bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:11.061834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030443/manifest.jsonobserved 28ad9b7afe600c89d0f775f9dd73858a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:11.044417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030443/publication.mdobserved eb075f7c025e6a779c6117710e4f5f6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:11.026630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030443/publication.txtobserved df85ef25675b50dce0be3452053e329f...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. |
|---|