OpenTechnical

OT-2026-000010494

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000010494) never changes.

Identity and time

Publication numberOT-2026-000010494 · never reused
Internal UUID01a0ae6c-0ee7-73be-aa67-43147c6e9d2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010494
StatusPUBLIC

Content hashes

Canonical textdae93b298fb3d7ca8f5dea14ceb23b90593d9d0ebfae9201feaaf77b1c3a9aa4
Markdown5af1c58e870ee6d593358338b8fca1ca0bb00334a98adfcebb4f33232e075911
PDF
Publication page737e20e79c7e693583dcfeb6af3213562717672d413157741748dc1b47d56dad
Manifest677c654c67bc1e68afc340d2e6c881a2607a0f34f9d1337ce9df86068b3a53ba

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
Signaturebzr1cfdKe8Pews7exuDb3j0zOekIyJwZ8/Ne3lnqkjcdYjfBR00y00vxu4YBSJoRs02bqIQeByrIyoVcUOL2DA==
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

2026-09-17T12:14:38.717898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010494
observed 737e20e79c7e693583dcfeb6af321356...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:38.698439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010494/manifest.json
observed 677c654c67bc1e68afc340d2e6c881a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:38.679444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010494/publication.md
observed 5af1c58e870ee6d593358338b8fca1ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:38.660576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010494/publication.txt
observed dae93b298fb3d7ca8f5dea14ceb23b90...
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.