OpenTechnical

OT-2026-000003799

Publication integrity record

Bellows cup vacuum gripper, common isolation valve, six outlet manifold, three stage ejector, contact triggered

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-2026-000003799) never changes.

Identity and time

Publication numberOT-2026-000003799 · never reused
Internal UUID01a0a90b-1833-7ede-a8d7-514a73fc02ad · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:51.733920Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003799
StatusPUBLIC

Content hashes

Canonical textf210156189af0ffeaa85a884b8dfaec3549dd0a6c568ee86ec41a1e065b01526
Markdownf5e30979f5d6e4b00d78a2679728b43670611e26835154c3a9ce6a4a831f4a43
PDF
Publication page3edd648fa2e4da385204264534a8605fc4a4b0b977fdaa0b948b45c815f8bbc8
Manifest569c9689c9dcbebbb6bf8f64e8227f90bf4f453a5866a543289d75771a71eaf5

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature9ZRGkyfHtSZRTvP+rsxQWRu4n5TJZEXaWLJ3h3rlajyTumGAHqI+KR78RNBPOS9H3eECiqILrbtNQoFZju3/AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:10:19.667868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003799
observed 3edd648fa2e4da385204264534a8605f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:19.654498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003799/manifest.json
observed 569c9689c9dcbebbb6bf8f64e8227f90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:19.636985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003799/publication.md
observed f5e30979f5d6e4b00d78a2679728b436...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:19.619848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003799/publication.txt
observed f210156189af0ffeaa85a884b8dfaec3...
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 archivePending 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 packagePending Custody packages are produced weekly.