OpenTechnical

OT-2026-000070278

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000070278) never changes.

Identity and time

Publication numberOT-2026-000070278 · never reused
Internal UUID01a0ae91-545e-7ad0-a677-108d951e5e4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070278
StatusPUBLIC

Content hashes

Canonical textcad106cd9bc242fc6e53c6c14c02ab29c76b805495b84a16fc4107d8b8fb0f13
Markdown617764f2201a87874754f0948dc713bef5b97fec72293dc4fc543b6225538205
PDF
Publication page6495444290423a3eb1df7e26d570ea66b18d815bc4b73667279bf9c50495bf61
Manifest4eb9b43da0c4af11919d8d2a55e2605b9ed91f8e8cb71e52cdf9dc37ce1501ab

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
SignaturedMr2znOCN1bh+EOnmoiYbCIMogrg9WFvfKGutwRG3CDyUSMZmttFox0jh1ITuQmbsZGIto2qv0i3rFXFXaf0DQ==
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

2026-09-17T10:26:03.672108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070278
observed 6495444290423a3eb1df7e26d570ea66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:03.655247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070278/manifest.json
observed 4eb9b43da0c4af11919d8d2a55e2605b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:03.638384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070278/publication.md
observed 617764f2201a87874754f0948dc713be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:03.599020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070278/publication.txt
observed cad106cd9bc242fc6e53c6c14c02ab29...
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.