OpenTechnical

OT-2026-000097970

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single 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-2026-000097970) never changes.

Identity and time

Publication numberOT-2026-000097970 · never reused
Internal UUID01a0aea1-92f7-7c61-a116-59ea47371094 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097970
StatusPUBLIC

Content hashes

Canonical texta8ad3f8f6d1df18ed926891854052cc68ac2cd518b7dbcb38fedda7f44abf15d
Markdownce92deff6fc151c5ee570835570397a2e156f4c9b06aa0cd21e68041bec3c9f4
PDF
Publication page11e44fa14840b30cc2b63b37bed351b6bdfc9d1bfa7930d31b6d7232f514bf54
Manifest089e29084382fa7de505048f29d2b4e78d9890c0a5317f19ac3ace83c41a610a

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
SignaturejdGwwkKCp+oqUc9WG1RXEZA1kxou+J2kb1gopWXpE2ufThwrj0CiuaQDZiSZrq3v0sp2q+UyUeSrly4EaUqeCw==
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

2026-09-17T09:33:06.883043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097970
observed 11e44fa14840b30cc2b63b37bed351b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:06.865648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097970/manifest.json
observed 089e29084382fa7de505048f29d2b4e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:06.846647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097970/publication.md
observed ce92deff6fc151c5ee570835570397a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:06.829093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097970/publication.txt
observed a8ad3f8f6d1df18ed926891854052cc6...
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.