OT-2026-000067740
Publication integrity record
Single bellows cup vacuum gripper, pump 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-2026-000067740) never changes.
Identity and time
| Publication number | OT-2026-000067740 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4fa-74aa-a779-e4a6d04ba36e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067740 |
| Status | PUBLIC |
Content hashes
| Canonical text | bcadbf035995f0d8cd2b4072ea5db2cb741c510892b3fb44e0109d008e8c0d14 |
|---|---|
| Markdown | 20b2152030d9962a9677e85a814e287cd7380d6afba169e10971890c231406ae |
| Publication page | 0857f0442ea439518621651be13e8c249a3552853978bcdca1aae2139a91bca2 |
| Manifest | 2192f881e16182d2dc0ea039f944c194c1923dce49a93ef35f7f1f50842b93e7 |
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 | mE1hNi8sio6y7IzZ+U7soVNT40JMUEWMzNL68+5x998adaBzQLAdSim/dz7Z1XHXiVYsQFrb3Z2n1jIeJNjzDA== |
| 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
| 2026-09-17T10:29:57.703035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067740observed 0857f0442ea439518621651be13e8c24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:29:57.686990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067740/manifest.jsonobserved 2192f881e16182d2dc0ea039f944c194...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:57.669178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067740/publication.mdobserved 20b2152030d9962a9677e85a814e287c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:57.650149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067740/publication.txtobserved bcadbf035995f0d8cd2b4072ea5db2cb...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. |
|---|