OpenTechnical

OT-2026-000093975

Publication integrity record

Four cup vacuum gripper, four zone face, six 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-2026-000093975) never changes.

Identity and time

Publication numberOT-2026-000093975 · never reused
Internal UUID01a0ae9e-92c9-70dd-bf0b-450d51b128e6 · 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-2026-000093975
StatusPUBLIC

Content hashes

Canonical text68f4283d1f76d1e79121bf6f02e811ca37e1d52473f59a6b2f502c11c5f69eb2
Markdownc034cd2639840da69ced8fddc8693ad74fccfe7d28c08909a8269b9fd4885973
PDF
Publication page8b7ca827c575a4e0ee8e20383b21c85bda10a4cd184d7a5ce7dd311f75739c45
Manifest1fbabb7244ad62a9d9d281ab6d82e536f60312425f4f9ca88f603422c3d759c2

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
SignatureZzCwD5poIoqaBlLhvW/ah/Gj1m5odZS+h9oOI4gZTFeBmMs9Y6W/tldFwmfkBkjbPosG1aL8TBBZdk4Vtb3cAg==
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

2026-09-17T09:38:22.587348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093975
observed 8b7ca827c575a4e0ee8e20383b21c85b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:22.569966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093975/manifest.json
observed 1fbabb7244ad62a9d9d281ab6d82e536...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:22.554109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093975/publication.md
observed c034cd2639840da69ced8fddc8693ad7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:22.537550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093975/publication.txt
observed 68f4283d1f76d1e79121bf6f02e811ca...
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.