OT-2026-000030817
Publication integrity record
Single cup vacuum gripper, single stage ejector, pulsed blow-off after set-down
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-2026-000030817) never changes.
Identity and time
| Publication number | OT-2026-000030817 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb5-78a7-890d-df3713a6a964 · 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-2026-000030817 |
| Status | PUBLIC |
Content hashes
| Canonical text | f8f8f9a603c5e7a146fe275c7e907d4a15cc18a608060f1fdfe1619a1a6670b0 |
|---|---|
| Markdown | 4590d28fd02070dfbd8eb7d1ebb299a120282135d7518387bdff4b7035ccba66 |
| Publication page | a78aa92f38302735196b76af1d80c73c1d236a6d6e4f03b05985eb9638754648 |
| Manifest | 43c073fb44f9acf99e7941cc44345ac3fa202c5848a1ef84015f1cecd1389e73 |
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 | wFoxf0K8s68N1Bi5yzvf/JU4j9viD5bcVTOle82Rexyqs+IO5ydgYV4jmKMqidjGZS8EVpQ0ycmwJKdrgz9bAg== |
| 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
| 2026-09-17T11:36:45.434986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030817observed a78aa92f38302735196b76af1d80c73c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:45.417324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030817/manifest.jsonobserved 43c073fb44f9acf99e7941cc44345ac3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:45.399802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030817/publication.mdobserved 4590d28fd02070dfbd8eb7d1ebb299a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:45.381559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030817/publication.txtobserved f8f8f9a603c5e7a146fe275c7e907d4a...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. |
|---|