OpenTechnical

OT-2026-000017908

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000017908) never changes.

Identity and time

Publication numberOT-2026-000017908 · never reused
Internal UUID01a0ae6e-96fb-7c54-84de-632bf43339fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017908
StatusPUBLIC

Content hashes

Canonical textd752554f8c6ef3c6c0eb76941a4392abaf4446c2c0fafa95e883f2ba55419cb6
Markdowne8a75767c8d3913954c41f46ba5a617bb3aad9e5b35d5db6031c4c08d6574ca2
PDF
Publication page2a421d27347229a65e4cbb71a854eac8f6700a96539db87217ed5f2baf72d151
Manifest499cbcd65b42abaf64e6079f957bfb6399b4cc4834393b6607d964967ddc6a9d

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
Signatureq8GsUK+zPrbx1QwYu7Ic4KaZtJUzLbSJy9yrKo9M6/TEcd1G/cYSs7YD8uqYrI9D8L5igYhtVvad348GXie9Ag==
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

2026-09-17T12:01:53.964493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017908
observed 2a421d27347229a65e4cbb71a854eac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:53.948195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017908/manifest.json
observed 499cbcd65b42abaf64e6079f957bfb63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:53.932150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017908/publication.md
observed e8a75767c8d3913954c41f46ba5a617b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:53.915114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017908/publication.txt
observed d752554f8c6ef3c6c0eb76941a4392ab...
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.