OpenTechnical

OT-2026-000097819

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line 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-2026-000097819) never changes.

Identity and time

Publication numberOT-2026-000097819 · never reused
Internal UUID01a0aea1-92f6-7065-9cee-2e6fac8a0d79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097819
StatusPUBLIC

Content hashes

Canonical text55a2fbc2f942a1190dea6c6439dcd31c2982ac8d4a370ee95d53bf0cda9166c7
Markdown3598d692e4d51bd85275cf677e61291252f8c3a8b5321f1a957de125b5b63194
PDF
Publication page02fdd332f2ee1edbe2ade06c44852bcad66959d6e4e6c2af43d39aa7e9159451
Manifestb644d3f784864c47b686bbd4c16128f973fe3cace1dfba84dee9a08467dca14e

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++lx/qap1xyB4d8FBn4ufRukIsj78OCyeS4Kf2A7iaa6wGEKPSs3f/ZyNRYjFu49mSR7Kf5O4xsMxqAdHzhnBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:54.609229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097819
observed 02fdd332f2ee1edbe2ade06c44852bca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:54.591923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097819/manifest.json
observed b644d3f784864c47b686bbd4c16128f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:54.573092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097819/publication.md
observed 3598d692e4d51bd85275cf677e612912...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:54.554191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097819/publication.txt
observed 55a2fbc2f942a1190dea6c6439dcd31c...
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.