OpenTechnical

OT-2026-000093227

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000093227) never changes.

Identity and time

Publication numberOT-2026-000093227 · never reused
Internal UUID01a0ae9e-0911-766b-a9b9-cd12fecf985c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093227
StatusPUBLIC

Content hashes

Canonical text31fe9b6187e63e1581c3ac318d319e05e70fd0228ccc924002d8ca07381a7c53
Markdown0ac4eccf8b8994563425d098dcef490ff29fa7710bed17e7d28217ae294f74bb
PDF
Publication page492650a3560762257f54d1fcd056cf3507a3e25e5c8ea15bc95fdf683bf52ef4
Manifest5aedde880709be06b9ab6626ccab6251fcb52d18d90f2e4086f45ba6db869515

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
Signature3XhNBQRt2NwNGQadpZsFm/JulLFon6m9pZeyJMxLy68Rk4IvypsuPsgVXkhpIm4UMg/lS8n9KidGAkpGfOSnCg==
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

2026-09-17T09:40:34.442774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093227
observed 492650a3560762257f54d1fcd056cf35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.424882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093227/manifest.json
observed 5aedde880709be06b9ab6626ccab6251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.407571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093227/publication.md
observed 0ac4eccf8b8994563425d098dcef490f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.389568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093227/publication.txt
observed 31fe9b6187e63e1581c3ac318d319e05...
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.