OT-2026-000042559
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000042559) never changes.
Identity and time
| Publication number | OT-2026-000042559 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cd-7e0f-a284-3a7809ddc55e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042559 |
| Status | PUBLIC |
Content hashes
| Canonical text | 30ca4a9c3bb811aa14be23c70211d6aedd08f513f168075ee79dd01ebb2822b5 |
|---|---|
| Markdown | 83c86a31dec2692ecf2956871a7835b7929026dfefdc322972678aa5850ad853 |
| Publication page | c3fc7fb973d854139143dad1d895456ca14fcdd934c3185755727417878979aa |
| Manifest | f072f90610b32fd6267509aa243e122f6a585dec1399ff16515b0c751c8c7107 |
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 | t/HKtBXx7nntsR98+O+b4F8e8KA09y6F393cDBWevUmUWYnSkUwWwk0zbIv+cKDFsr13Srq2nUj71NuP29c0DQ== |
| 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
| 2026-09-17T11:14:16.139825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042559observed c3fc7fb973d854139143dad1d895456c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:16.121739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042559/manifest.jsonobserved f072f90610b32fd6267509aa243e122f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:16.103678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042559/publication.mdobserved 83c86a31dec2692ecf2956871a7835b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:16.084162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042559/publication.txtobserved 30ca4a9c3bb811aa14be23c70211d6ae...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. |
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