OpenTechnical

OT-2026-000032004

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000032004) never changes.

Identity and time

Publication numberOT-2026-000032004 · never reused
Internal UUID01a0ae74-bad2-7f99-95f5-26ea24d4e30c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032004
StatusPUBLIC

Content hashes

Canonical texta06a0ede248fafbaff3ac4ed1a0b67c3a94c97332e38a136ceffb7e74bbd9681
Markdown0c180042f89c62a401b4257813d0f23c405855eddf78688e4e852a5daea31ed4
PDF
Publication page95f3190567048db9c27c2cc6098b765cfac55a5637533ab79319f29e16551a1b
Manifeste684a3b2fbc4bc8e48fd94db816b578475bbaff678f75e1dbdbfd5b426355a67

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
Signature+lQHuGKBKDaWLgRE2qgvC/8IrZeDy+UHYU2A1wuONr8RIzQ0kRQWa3rTn4cYOQYa6YpbbdFEDTx2MFBj8V/aAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:35:24.342587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032004
observed 95f3190567048db9c27c2cc6098b765c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:24.321301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032004/manifest.json
observed e684a3b2fbc4bc8e48fd94db816b5784...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:24.301296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032004/publication.md
observed 0c180042f89c62a401b4257813d0f23c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:24.282748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032004/publication.txt
observed a06a0ede248fafbaff3ac4ed1a0b67c3...
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.