OpenTechnical

OT-2026-000091353

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000091353) never changes.

Identity and time

Publication numberOT-2026-000091353 · never reused
Internal UUID01a0ae9c-f16c-78e9-8efc-65da29c1a50a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091353
StatusPUBLIC

Content hashes

Canonical texte73cbc6d721ca9b1c424469f73b43ab5fba3302f0c4c2b888393ba97e615d3ef
Markdown98592816be6a34e55de15e7db020d7f83a55924f3da6b6905dbbe0146e8d9348
PDF
Publication page6858e9aa41aa9690e81eb5e228f3f71bbe47518a9b2580958f4bae1ebd55c92b
Manifest3a61924085299fe6d82f428ff641080226019cb02ce68f46d126497731eca008

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
SignaturedlC6z+AmGQfxFKjb3oL6PB7mgbGn829y+9rpl7/rsBPkCH+hgcGLrtS5Rl+Mqy3fehzuYbQn1i0d6uchOhBPDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:43:33.952745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091353
observed 6858e9aa41aa9690e81eb5e228f3f71b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:33.934268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091353/manifest.json
observed 3a61924085299fe6d82f428ff6410802...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:33.914648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091353/publication.md
observed 98592816be6a34e55de15e7db020d7f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:33.896268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091353/publication.txt
observed e73cbc6d721ca9b1c424469f73b43ab5...
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.