OpenTechnical

OT-2026-000032467

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, pulsed blow-off before set-down

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-2026-000032467) never changes.

Identity and time

Publication numberOT-2026-000032467 · never reused
Internal UUID01a0ae75-106f-717b-ba64-acd660c9b252 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032467
StatusPUBLIC

Content hashes

Canonical textb909a728bb245a19f307385cb329c6670120ff484418c21e14785afd6fe829d6
Markdownb88a5112d2011143bd7c0490d3eef5f3e1230e0075a6182c24e154e562e06f2a
PDF
Publication page797bc43baafd97733a27b187d15e09f7d428190d3f9f3f645832c1dbc7a04620
Manifest0b9eaed6bb01172fce8833c99c6b3d95b535a3a673af67214d693a147243dd69

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
Signatureg+yMZxyw1DSyxKFZ7rKIGoxz+OxCYxxMtIH34gn4cIjhk2mXNY6/WxPA+vJ1amxCr6375dDeD4Wqrh1QCpAXDA==
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

2026-09-17T11:33:53.917771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032467
observed 797bc43baafd97733a27b187d15e09f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:53.899245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032467/manifest.json
observed 0b9eaed6bb01172fce8833c99c6b3d95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:53.882049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032467/publication.md
observed b88a5112d2011143bd7c0490d3eef5f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:53.863166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032467/publication.txt
observed b909a728bb245a19f307385cb329c667...
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.