OpenTechnical

OT-2026-000083028

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000083028) never changes.

Identity and time

Publication numberOT-2026-000083028 · never reused
Internal UUID01a0ae97-c961-7375-b35b-28dea65c9781 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083028
StatusPUBLIC

Content hashes

Canonical textae7e5204c347f5bfedb931feb920833491d2411d3bb8af88a5fecb0a5b5667ee
Markdowne581ddc3d4f802b2f9ec9d15e4f8fc35eafdb2a3297df04ac08df0591b0511f6
PDF
Publication pagebd2719ca5c93b6482b3f40cfc8393b9d6d0d65bd456859a1e3bb0a43e3383850
Manifest7612f554641ad387acb4107b975f50ad711f76ae805d892cd52e3d95e5c2de0a

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
Signaturet9ZXnJ0jHb8ztO9HdOGRrkBPfhjML3CAymxZNScNIjb+7gY6piH/knNsqE4ymGepYIAfUqsW6mu/LeplguwcDw==
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

2026-09-17T09:00:20.920651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083028
observed bd2719ca5c93b6482b3f40cfc8393b9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:20.899430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083028/manifest.json
observed 7612f554641ad387acb4107b975f50ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:20.870658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083028/publication.md
observed e581ddc3d4f802b2f9ec9d15e4f8fc35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:20.844672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083028/publication.txt
observed ae7e5204c347f5bfedb931feb9208334...
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.