OpenTechnical

OT-2026-000084725

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, sustained blow-off 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-2026-000084725) never changes.

Identity and time

Publication numberOT-2026-000084725 · never reused
Internal UUID01a0ae98-e25d-782c-a84a-c3908396b226 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084725
StatusPUBLIC

Content hashes

Canonical textbf82bb9baafbc52ef63e1f43fcce042be8452d654b91f4e4882920665a6f01c9
Markdownd07deec73e85cf794e8d742d49f6682a8c1eb608dd2b24f18b833f4cd48da49b
PDF
Publication page3d39d6b44047c53e6082d43bc76c2243858cc8a08575b5a6a284e6c9d81d9c18
Manifestf2fdf9b94f2045b1ab4e91228a3de5e923322958b057754c17a18e572c8287d1

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
Signatureqd4qSVnfkytt0YFZDuIWC3fgJGWX1sOkMUvahyXBieVzKa2zgpjij2gYsaMa1zs3NVvP6x/8pnylP1iPTursDg==
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

2026-09-17T09:55:39.945378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084725
observed 3d39d6b44047c53e6082d43bc76c2243...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:39.926083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084725/manifest.json
observed f2fdf9b94f2045b1ab4e91228a3de5e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:39.907340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084725/publication.md
observed d07deec73e85cf794e8d742d49f6682a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:39.888759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084725/publication.txt
observed bf82bb9baafbc52ef63e1f43fcce042b...
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.