OT-2026-000019423
Publication integrity record
Two bellows cup vacuum gripper, two zone face, pump fed, pulsed blow-off before 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-2026-000019423) never changes.
Identity and time
| Publication number | OT-2026-000019423 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7852-97ca-0e0232361e9e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019423 |
| Status | PUBLIC |
Content hashes
| Canonical text | fa75d5080cd64e227781fd2ae9fbf8e4e304d70361b2c11ef5f881ae79550ad6 |
|---|---|
| Markdown | 6ec4f407a9fc23ea52181e5dabb39ee935e0714cb60da110ace2cb427966b06c |
| Publication page | 87e6efdef6a928e430a7147bdefdf1ffc284defdedbbd3003354dbbd5ca4d6a6 |
| Manifest | d782f6d73fc8a75cace560cb231c29caf47d7731eeb0b515ee0bcdac17955255 |
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 | HrwZ6LCLEMUpYcWN/ykinizMEQiPd5rTKVxgW/njL9UfEspmCf5GtzOYgXdV2/pHHyc6EZ1FUfBAhtNp4GtxDw== |
| 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
| 2026-09-17T11:58:48.955942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019423observed 87e6efdef6a928e430a7147bdefdf1ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:48.936586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019423/manifest.jsonobserved d782f6d73fc8a75cace560cb231c29ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:48.919523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019423/publication.mdobserved 6ec4f407a9fc23ea52181e5dabb39ee9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:48.901383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019423/publication.txtobserved fa75d5080cd64e227781fd2ae9fbf8e4...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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