OpenTechnical

OT-2026-000073183

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000073183) never changes.

Identity and time

Publication numberOT-2026-000073183 · never reused
Internal UUID01a0ae92-efb6-70e1-abc0-cdd1571f3ad2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073183
StatusPUBLIC

Content hashes

Canonical textddbaa362e96a3e86ceae0ed2f6b4323d8416ae1e914661802a5bc6153d219acf
Markdown8b0af7e2e84cc184929a6faa3defdcbeb5d63db170bd25653d344e86345f6113
PDF
Publication page8ccd0be0dc86ad5c133987499262fbeef5180602743567a0e397e8e3e69ab913
Manifest17d824ca16cb3be199398ed836b8873d3e7e15473f2ca32596a223b53f11fa33

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
Signature1a/xoj1xg0g7sxu6NYX31TGosKt/vxE4jJaN2Oq9W8Uc5kCaq3S+g++0OrBmvy+1HDS/hKpHO33grjXoUnWIAg==
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

2026-09-17T10:21:08.300934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073183
observed 8ccd0be0dc86ad5c133987499262fbee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:08.281610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073183/manifest.json
observed 17d824ca16cb3be199398ed836b8873d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:08.263087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073183/publication.md
observed 8b0af7e2e84cc184929a6faa3defdcbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:08.241998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073183/publication.txt
observed ddbaa362e96a3e86ceae0ed2f6b4323d...
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.