OpenTechnical

OT-2026-000085368

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000085368) never changes.

Identity and time

Publication numberOT-2026-000085368 · never reused
Internal UUID01a0ae99-aaaa-72ca-a394-5273f7613b93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085368
StatusPUBLIC

Content hashes

Canonical text508558a753cd275ff603e5484d004aa49641aa378ca0f22ab1ee06b8349ebd9f
Markdown8dc1f5eeaf270e3ab2dd2f4ae85d98b053067cc8d5370be5ecc72f5363f14ffe
PDF
Publication page2a8fdc39d135ae8df635595d449dff211ddf1af0d3327dd669085df8c51c52e3
Manifestaffd1d8462335215ae18a9551c64d18556579de1bd42b95d32d63b00891f443e

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
Signature+Ov8qQdv8tzq/hnE30NpQ/L9h4fKFaeZXipnoAeRfPsZq1e+8LNzGZRnL/BWp4BZHFGETyQbmkX0/6kxW9hBBA==
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

2026-09-17T09:54:06.213805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085368
observed 2a8fdc39d135ae8df635595d449dff21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:06.195341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085368/manifest.json
observed affd1d8462335215ae18a9551c64d185...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:06.176559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085368/publication.md
observed 8dc1f5eeaf270e3ab2dd2f4ae85d98b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:06.118419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085368/publication.txt
observed 508558a753cd275ff603e5484d004aa4...
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.