OpenTechnical

OT-2026-000083992

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000083992) never changes.

Identity and time

Publication numberOT-2026-000083992 · never reused
Internal UUID01a0ae98-5b5d-792b-bb4d-9278b14f3e2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083992
StatusPUBLIC

Content hashes

Canonical texta6ca5b4c1082498f3ccf2d5d2c8bcba7af29b162719f88e7965c453aa439f91f
Markdownff1ad82e8a33b18f3306f2a8535d8a7c43b8ab29b0fbc9d621074a1aa04e7141
PDF
Publication pagea1c537b63bfa4b1605475ec5fb153204f64fa68cfd69621a1b96d01cc1632dce
Manifest9422169de6b128772d2cc352fef06e2bb0ec6457376936a569754635395e5c42

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
Signaturen5RbYAwRf/cTzv6vBg13HiktuGMkLNr11EyA1ZLNBaTrYQwq0dWeqLFKLIyJ22K3InxtAf5uT7/EZJa0NnISBQ==
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

2026-09-17T09:55:42.295754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083992
observed a1c537b63bfa4b1605475ec5fb153204...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:42.277975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083992/manifest.json
observed 9422169de6b128772d2cc352fef06e2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:42.258599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083992/publication.md
observed ff1ad82e8a33b18f3306f2a8535d8a7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:42.146914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083992/publication.txt
observed a6ca5b4c1082498f3ccf2d5d2c8bcba7...
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.