OpenTechnical

OT-2026-000066023

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000066023) never changes.

Identity and time

Publication numberOT-2026-000066023 · never reused
Internal UUID01a0ae8e-8dc2-7930-87fc-59589e4871bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066023
StatusPUBLIC

Content hashes

Canonical textaa5f43ba7ecd97a1b48ba6c2871b51e1ba0e8595bee9a11d4aa6c70e4aed2128
Markdownc78f18c80821b94602a44edf7113f1b70bf8fbb66f0a9f3b5a7c653914586e9d
PDF
Publication pageefbbfa4476c000c8ba45be906bfa7b406e27836a4dee47efb0215b4ad3ef4db8
Manifest0410081d238339ef2f4c9fb4342b4a5f34eaf03710d3ed9fde5b809d6c91560a

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
Signaturez2TS5bHjShQZdVQe/uyc+KfxJf3B1oL09qRytZoGSwjl5iOceby/InawKtJanBshetDx7ND2MmlYpQGmGKlDCQ==
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

2026-09-17T08:50:35.322397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066023
observed efbbfa4476c000c8ba45be906bfa7b40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:35.303592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066023/manifest.json
observed 0410081d238339ef2f4c9fb4342b4a5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:35.286355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066023/publication.md
observed c78f18c80821b94602a44edf7113f1b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:35.268138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066023/publication.txt
observed aa5f43ba7ecd97a1b48ba6c2871b51e1...
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.