OpenTechnical

OT-2026-000084918

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two 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-2026-000084918) never changes.

Identity and time

Publication numberOT-2026-000084918 · never reused
Internal UUID01a0ae99-43b6-7c19-90a9-5d6aa9dd4cc0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084918
StatusPUBLIC

Content hashes

Canonical text681be97252f4f9f5c07146323c9d357ab0f57c8a1ab4043006173c0294f1a8ea
Markdownf40b35096312ddc09cf77f7df54b4f6c76b56b30a56c9bd603529593b1e76e8e
PDF
Publication page95e7ec043e6c8fdec313e0f4700fe0d6b70b9fba341ac0277ec1825ab8ccfe29
Manifest26ed301bea6a9da335d3e6af8a7d5f21a9d5dfea2015f57f4b0efea081f638bb

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
Signatureqh607fFNIgYaxjArb6IquDaz2RcnJx+e9pLLeA35CdANF0PPYFhaNYeUwkRYvbvGJoR+TlqCYFv+TPNfHFKyAg==
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

2026-09-17T09:54:54.112153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084918
observed 95e7ec043e6c8fdec313e0f4700fe0d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:54.093164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084918/manifest.json
observed 26ed301bea6a9da335d3e6af8a7d5f21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:54.076498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084918/publication.md
observed f40b35096312ddc09cf77f7df54b4f6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:54.060091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084918/publication.txt
observed 681be97252f4f9f5c07146323c9d357a...
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.