OpenTechnical

OT-2026-000096744

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump 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-2026-000096744) never changes.

Identity and time

Publication numberOT-2026-000096744 · never reused
Internal UUID01a0aea0-a4ac-7f9a-8877-7e3b1b393bac · 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-2026-000096744
StatusPUBLIC

Content hashes

Canonical textcc1082d00ef765bf9f290f4711fc3e64916fcde821a790a9965981593b1ba386
Markdown600265854a1e20aeda4b2118a55acead5bd76d9328a59e94eed56337eef24393
PDF
Publication page9917bfea7c31222af14f640171c10e1c9cc550cd5da6681e2a8a0a5ce3f9e295
Manifestedb42ea164686d0278477406b433b502b8b6b1f55c3a132241bd6ff9406ec4cd

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
SignatureZrYsgI9CZugO5f+yNhJ1j7foIJYCAMTGpC8gqXa++iOmC32m+vIzXS92A/R826d4JEPOdZRJ/uHX/GjklcqnCQ==
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

2026-09-17T09:34:19.147881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096744
observed 9917bfea7c31222af14f640171c10e1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:19.128890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096744/manifest.json
observed edb42ea164686d0278477406b433b502...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:19.110580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096744/publication.md
observed 600265854a1e20aeda4b2118a55acead...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:19.093422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096744/publication.txt
observed cc1082d00ef765bf9f290f4711fc3e64...
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.