OT-2026-000067640
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000067640) never changes.
Identity and time
| Publication number | OT-2026-000067640 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-6bda-7f9f-97fa-9ef732834e2b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:29.998864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067640 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9d5e34ff62abd1cd202226edde850c7e1cb90efa199744c570373ba0027fb005 |
|---|---|
| Markdown | b1f6ad172c89fce32bb6ff3b83414e6268a4c914e2281026b28fc7b70eb27e40 |
| Publication page | 2fc35ac32fcd4eff5f46b67ae8a25b64c3e3260b76e8e7504191f6ed209a1b51 |
| Manifest | 0bf71c3c8735e27f28f1bb251be5b78d866e5bd52a576b9585a0b93eefcbeebc |
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 | z2MLSV+57IOJYpu9Bsziy4BssTC1MY5SjXDz2GrDGlD/DKR4UKYcG2YVIiZtb5HWFp+goYvpMLJzAQDYY6LZAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:31:57.999373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067640observed 2fc35ac32fcd4eff5f46b67ae8a25b64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:31:57.981565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067640/manifest.jsonobserved 0bf71c3c8735e27f28f1bb251be5b78d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:31:57.964822Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067640/publication.mdobserved b1f6ad172c89fce32bb6ff3b83414e62...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:31:57.946831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067640/publication.txtobserved 9d5e34ff62abd1cd202226edde850c7e...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. |
|---|