OpenTechnical

OT-2026-000084665

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three 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-2026-000084665) never changes.

Identity and time

Publication numberOT-2026-000084665 · never reused
Internal UUID01a0ae98-e25c-7731-b9df-1d0c88aa0bb4 · 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-2026-000084665
StatusPUBLIC

Content hashes

Canonical text14ba3991d8751c8517d8cb2e1db357075c454747ec76fda2a1a487466b4dc003
Markdown2d6412ea90687017c4016780202bd1c1ab1eb2d9121b24da58c555e14611b541
PDF
Publication pageae85b99ebdf8aabc1d620c594527d3e82e108a5993bbbe53f264bf2f8abb7ec8
Manifest918455f38cdbf219e907304e7b260ee89268a3760c40e7cadf6a93fe4266f8c5

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
Signature1sh6FIgUrD5sY7UlqlFfjXjueS9XFvlWQWZVY+uj0fbhcQYOjI5zYrQoGnjCVQrDQSFEGdgaQEtMErQwB6s8DA==
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

2026-09-17T09:55:35.313678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084665
observed ae85b99ebdf8aabc1d620c594527d3e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:35.295782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084665/manifest.json
observed 918455f38cdbf219e907304e7b260ee8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:35.279988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084665/publication.md
observed 2d6412ea90687017c4016780202bd1c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:35.262371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084665/publication.txt
observed 14ba3991d8751c8517d8cb2e1db35707...
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.