OpenTechnical

OT-2026-000093865

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000093865) never changes.

Identity and time

Publication numberOT-2026-000093865 · never reused
Internal UUID01a0ae9e-92c7-756a-884d-9a8c1bc06a91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093865
StatusPUBLIC

Content hashes

Canonical text9058757ba6d03ac42cc76c9589007c9f339e3286a0a9faba31ee57fb6dd64ce1
Markdown396ca27a1432c8a1e412bdacbfb690f7d9305384a4b2a6066c55bde15dd0d1c3
PDF
Publication page7dd1da9fe83bd15b4d198bb9995b885709cc73653004da8d40bc43f2cb0a220a
Manifestfdc9c34954d076d4b3b0d88eddb69a0f546ac0f95f82593deb863192715d7e55

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
SignaturePrQ3u+HmUjIW4xiVL/hV/nmoflbESni6mRMyBMmsrHrufKi37plYaGTJBjmJdg3yMY7mABF39CSsOfe1Z36CCg==
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

2026-09-17T09:38:07.484117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093865
observed 7dd1da9fe83bd15b4d198bb9995b8857...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:07.467338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093865/manifest.json
observed fdc9c34954d076d4b3b0d88eddb69a0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:07.451167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093865/publication.md
observed 396ca27a1432c8a1e412bdacbfb690f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:07.433710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093865/publication.txt
observed 9058757ba6d03ac42cc76c9589007c9f...
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.