OpenTechnical

OT-2026-000084748

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000084748) never changes.

Identity and time

Publication numberOT-2026-000084748 · never reused
Internal UUID01a0ae98-e25d-7955-a909-42c8c52ac8e7 · 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-2026-000084748
StatusPUBLIC

Content hashes

Canonical text983e402d6c29e4293dcdf4a80fb83df5c3e526dc567a752cb65d36b689a4c51c
Markdown45a1ab4e85ef008162190ce755b4fc653f37af8d1c0a55c3c50d22c235fde610
PDF
Publication pageea54a17a11a86e0fed9df4d838692acfa1866e178f030fa2f3b6b8fad6bf4c92
Manifesteea1a43533ebef4f5e1ee4d557679383160c1da6ec41d5b7576e21f9dc59f9be

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
SignaturefzEVFP4zejrHNp0dIlqtP3BEQSO2cBGgKWc7usSdIH2ERW2NcjD5hWpZzNnKLNmpdoBCyzSR1p3FQOKv3UN8DA==
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

2026-09-17T09:55:41.597490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084748
observed ea54a17a11a86e0fed9df4d838692acf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.581475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084748/manifest.json
observed eea1a43533ebef4f5e1ee4d557679383...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.564447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084748/publication.md
observed 45a1ab4e85ef008162190ce755b4fc65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.545518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084748/publication.txt
observed 983e402d6c29e4293dcdf4a80fb83df5...
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.