OpenTechnical

OT-2026-000083616

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented after set-down

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-2026-000083616) never changes.

Identity and time

Publication numberOT-2026-000083616 · never reused
Internal UUID01a0ae98-0415-7fd8-a515-393a847639cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083616
StatusPUBLIC

Content hashes

Canonical text982b297dc10852ca0cba05c8b32577a84dba2f16b2777bdd294cd8d98030c1c3
Markdown3dff4e548886880bbd51c457790fd996b5cac1147021e6da460387d3069e547d
PDF
Publication page387b0d2d343924463d6183b5f747b913ab2f65f13f3f20407c0e1ef017d8be14
Manifest486d1f33a11261acd158e669c27839360fdb71280fd97bf132a186f20312ff9a

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
SignatureNr5C1MIj+bgtnItC7NLK6dFVEu8lVmmtrnbR+ACqpg8sV1lO7kIvxLVejFr1ulXIYPCbr1Jl/iUKaDL+vrnxBA==
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

2026-09-17T09:57:06.846975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083616
observed 387b0d2d343924463d6183b5f747b913...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:06.829705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083616/manifest.json
observed 486d1f33a11261acd158e669c2783936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:06.812559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083616/publication.md
observed 3dff4e548886880bbd51c457790fd996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:06.796067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083616/publication.txt
observed 982b297dc10852ca0cba05c8b32577a8...
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.