OpenTechnical

OT-2026-000083717

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, 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-2026-000083717) never changes.

Identity and time

Publication numberOT-2026-000083717 · never reused
Internal UUID01a0ae98-0417-766b-8b33-ef099aa76a70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083717
StatusPUBLIC

Content hashes

Canonical text0598b9869337ddeb1cc60511806d07de4ca33c5dca7ee59054a270091c83ee5d
Markdownf21dd81fb262305b2f71af948b5edcbd4453a1cf4da9351f997beb5c4e721150
PDF
Publication pageda49f76f7f2e54f0ec2955c2f3f8bceb6cb2f356b9e8153ea1118349a607635d
Manifest3c2ed033b38b968f9a3fc5a5d1c048c0cf1253e2c6b41171e14fe6622ec80b12

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
SignaturewiWeroJMOwRlPyRkSpLJHFjRTD5xpd2E4oZvwychMs1zacbycUBLmhVlPv8t3AMnER+v6cp+QtQgHqeUUrfdCg==
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

2026-09-17T09:57:20.888041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083717
observed da49f76f7f2e54f0ec2955c2f3f8bceb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.872750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083717/manifest.json
observed 3c2ed033b38b968f9a3fc5a5d1c048c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.854661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083717/publication.md
observed f21dd81fb262305b2f71af948b5edcbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.837775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083717/publication.txt
observed 0598b9869337ddeb1cc60511806d07de...
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.