OpenTechnical

OT-2026-000096724

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000096724) never changes.

Identity and time

Publication numberOT-2026-000096724 · never reused
Internal UUID01a0aea0-a4ac-7762-b481-df2492744c6f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096724
StatusPUBLIC

Content hashes

Canonical textbac8a9d79a774c939cd08a831dec8beee82505a7ae655fbed00ec0094c247da4
Markdownbfaab0341f8fa235acf648bfd3b43b4d72d99e8604424dfb5076da7028c0f2c4
PDF
Publication page86a3a1e37088442f8a46ac72f157d1a6b29ac3705fc2c84fa23e28a76f9ebd23
Manifeste9a0809b2915b03052d40f7fd1d0d1e6cb56202b57a8eaa5303daaf2688755ae

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
SignatureehYB13l7a3fRx21JK4YbZ46a6xT8b81cgAV77QKfD+LA7WoTPQ8NRvNc7BIholVwnTCB6dEZc/AcXGFRj9liBg==
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

2026-09-17T09:34:17.502803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096724
observed 86a3a1e37088442f8a46ac72f157d1a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:17.483549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096724/manifest.json
observed e9a0809b2915b03052d40f7fd1d0d1e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:17.465007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096724/publication.md
observed bfaab0341f8fa235acf648bfd3b43b4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:17.447030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096724/publication.txt
observed bac8a9d79a774c939cd08a831dec8bee...
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.