OpenTechnical

OT-2026-000097059

Publication integrity record

Four cup vacuum gripper, four zone face, two stage ejector, 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-2026-000097059) never changes.

Identity and time

Publication numberOT-2026-000097059 · never reused
Internal UUID01a0aea1-01c9-79a1-84b6-a00f39e255e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097059
StatusPUBLIC

Content hashes

Canonical text555c8685d0b9cde3421de7b8dfa168ce557cce65fd225dd1cc4943f3542412e4
Markdown632c9832f614ec87e14b2a8120654333a35c850ef5263abaa6873b366f08629a
PDF
Publication pageda329a266331f9098de942826e67902918a95216464a214f31da59bcfab83f01
Manifesta227e469117de171d236e4372fcf6f53c7b699fe6da743ffc17965392c80c859

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
SignaturecdIJ/RE1xLj0OjJP76sA1HYWEtmAuegXAYetk4amwT/FUCsvXaCg1Jx3Jvk7KVDzY3i/VMGfa9pHwYFU7h/jBw==
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

2026-09-17T09:10:36.944280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097059
observed da329a266331f9098de942826e679029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:36.925765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097059/manifest.json
observed a227e469117de171d236e4372fcf6f53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:36.909302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097059/publication.md
observed 632c9832f614ec87e14b2a8120654333...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:36.892619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097059/publication.txt
observed 555c8685d0b9cde3421de7b8dfa168ce...
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.