OpenTechnical

OT-2026-000079384

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, vented after 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-2026-000079384) never changes.

Identity and time

Publication numberOT-2026-000079384 · never reused
Internal UUID01a0ae96-0b90-7943-b186-dae760ed39fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079384
StatusPUBLIC

Content hashes

Canonical text6bbdd304174dfce589cba66cf58163269d5c1aca9864bf36a4bd8aca884121e6
Markdown9c774c9569cc5c0de9142dafa4c1905e5688c11f2cb73d8f7da38fc060fe6f9d
PDF
Publication pagee00cfa6b3cd8932eba1ed6187a4918763d0cbf6a9bbaf3a4cbfd1d3754bcf802
Manifest092911b78d19c315afeee73e0d558a6c640b562632991160d738b80df78ae197

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
SignatureaQUElJ7HUnT2JIV6HA4y/V7q0eQeigNMpAfxyQQb0hy2nPjwzc4MrI3g8GUbQ0jwAZLz/m+GTcwCv9nwmsDxBQ==
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

2026-09-17T10:05:00.304838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079384
observed e00cfa6b3cd8932eba1ed6187a491876...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:00.286406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079384/manifest.json
observed 092911b78d19c315afeee73e0d558a6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:00.267537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079384/publication.md
observed 9c774c9569cc5c0de9142dafa4c1905e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:00.249361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079384/publication.txt
observed 6bbdd304174dfce589cba66cf5816326...
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.