OT-2026-000030856
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained 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-2026-000030856) never changes.
Identity and time
| Publication number | OT-2026-000030856 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb5-7dde-9cbd-f95e4f5c1bff · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030856 |
| Status | PUBLIC |
Content hashes
| Canonical text | 50d91178c39b61c92065fc36ae40f521ce2596cb99a057bf2a3b6b4a65bbfc86 |
|---|---|
| Markdown | 1f69ef3e6d5e189007d89a855db2ca57592954caa02c63ba61750b589854b7af |
| Publication page | 2e389a0d2bff9e796ee450ae36d1673be34c3a01d26bff70bcd5e29e79ab86bd |
| Manifest | b627b8de3f8050c5b7c748c3a833b3621b26e79502d5a2004b1b0d361c209cd8 |
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 | jQaPXcbo0alHgvD8MBxCaZ9KyipsAYcwcRElBY1AMc4uYmkuczeX2dY7DYaGw0JNqvzAjp/XrHLg/ZyYIFGuDA== |
| 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
| 2026-09-17T11:36:50.007670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030856observed 2e389a0d2bff9e796ee450ae36d1673b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:49.990536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030856/manifest.jsonobserved b627b8de3f8050c5b7c748c3a833b362...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:49.968604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030856/publication.mdobserved 1f69ef3e6d5e189007d89a855db2ca57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:49.950083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030856/publication.txtobserved 50d91178c39b61c92065fc36ae40f521...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. |
|---|