OpenTechnical

OT-2026-000067128

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000067128) never changes.

Identity and time

Publication numberOT-2026-000067128 · never reused
Internal UUID01a0ae8f-14ff-715e-8b2d-544ca779c728 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067128
StatusPUBLIC

Content hashes

Canonical textaa48256ad6fbe9c3b5d9be16890162adddad90ccb103d9ce26c913de20cfc9b8
Markdowned3cafaa744f5a193ab671ce580c6edeb87a41b2f59d5f423e3488d4438553ef
PDF
Publication pagef5b79600a298196c31a562509d70da7c12ec697e8d1ba4f3dca0b1a994e9ac2a
Manifest61595707dce38cb98562f3cd914b7d5495f714885b055ec909f94dc73f5cfad8

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
SignaturekRZnNfMsIYK72EgpZdKUTAnfRc9n5h7U3RSGrw786GIHVLUSvJTyh+8hSabM/MT8VLonehIcRQbWKNIUxPqfBQ==
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

2026-09-17T10:32:24.076244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067128
observed f5b79600a298196c31a562509d70da7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:24.059006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067128/manifest.json
observed 61595707dce38cb98562f3cd914b7d54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:24.040677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067128/publication.md
observed ed3cafaa744f5a193ab671ce580c6ede...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:24.023096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067128/publication.txt
observed aa48256ad6fbe9c3b5d9be16890162ad...
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.