OpenTechnical

OT-2026-000086834

Publication integrity record

Two cup vacuum gripper, two zone face, four 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-2026-000086834) never changes.

Identity and time

Publication numberOT-2026-000086834 · never reused
Internal UUID01a0ae9a-80a4-7e82-a89b-99af55458f79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086834
StatusPUBLIC

Content hashes

Canonical textf8e5f25270ad51399b0d21c208a004fa6debb6c6e6250155745321cef8562f0a
Markdownd768d5f946443890809a77309f944a9f583430c32e72a9e55f336feb0103a47d
PDF
Publication page1d0bc12465b91aceaffa5c60b3e1ea69e72274b83d71f5a17cf43389a6181f01
Manifest76be420e1d91930dd71e7d4878af496ca6337699fdf859c35560af68e0e161d6

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
Signature5EIS8s6ERDFch1piG8VdR+FiAOe1f7Rr8Ga9gFQaSni5XnnuTPSVSqE4uJq5RlkzhKc0WXyRA9H1p8VebARPBA==
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

2026-09-17T09:51:39.761642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086834
observed 1d0bc12465b91aceaffa5c60b3e1ea69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:39.743820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086834/manifest.json
observed 76be420e1d91930dd71e7d4878af496c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:39.727027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086834/publication.md
observed d768d5f946443890809a77309f944a9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:39.710631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086834/publication.txt
observed f8e5f25270ad51399b0d21c208a004fa...
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.