OpenTechnical

OT-2026-000033059

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pulsed 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-2026-000033059) never changes.

Identity and time

Publication numberOT-2026-000033059 · never reused
Internal UUID01a0ae75-4843-7e7f-b20d-e2a6d2cacd86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033059
StatusPUBLIC

Content hashes

Canonical textcf423e0b11b0a9dca391f184be37462d38ce9d195b888ee3bf1d06d4fd3df653
Markdowna760837538adbbe785d5d57dd1fe0d7001ecb73f0fa9afb9580754f0c26695b5
PDF
Publication pagecae20c7fea02476679f41df29abdb7344b187cd4997c8729c2dfb0aa1b1c2629
Manifest03f2c464bc19cd0d2535d9ac904eaa9dac3ac10d6449b63719446075769b6ffd

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
SignatureuIKDZpUH/LXm4WXCxq81g1t5YBCPFVBMhbOl73nBAUqQvtvEsxCVW7JpaU5uqMwy2COyeQlypDuTHCd38/FlBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:32:42.109559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033059
observed cae20c7fea02476679f41df29abdb734...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.087975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033059/manifest.json
observed 03f2c464bc19cd0d2535d9ac904eaa9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.072574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033059/publication.md
observed a760837538adbbe785d5d57dd1fe0d70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.057166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033059/publication.txt
observed cf423e0b11b0a9dca391f184be37462d...
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.