OpenTechnical

OT-2026-000079114

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, vented after 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-2026-000079114) never changes.

Identity and time

Publication numberOT-2026-000079114 · never reused
Internal UUID01a0ae95-ccbf-7072-ad90-99caad851355 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079114
StatusPUBLIC

Content hashes

Canonical text2ed0fb9cfb380a6827103f0ddb01ae06741dfd8e0a139b13359cc1c7220202c2
Markdown366a33d654861ae70937d5b5f564e0d271791336d54beb027bba7d5e3903b09e
PDF
Publication page2d00419688a332b0b68a243665a219c02f3ed50b26f80f9c85a1697d3b4d042c
Manifesta7ca4e222c227a90ec6163816ebf5701f78e723c828e5bc7fcfc2f87fd198ca0

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
SignatureZyLlz/ETKAsjAsSorkRzc+XQujvSEi3GSP98oJj48E1p6oYyHPYyo86Gn6VfEjSCMq4JH/8tsyJqxcFjtR9wCw==
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

2026-09-17T10:05:57.750385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079114
observed 2d00419688a332b0b68a243665a219c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:57.733210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079114/manifest.json
observed a7ca4e222c227a90ec6163816ebf5701...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:57.716453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079114/publication.md
observed 366a33d654861ae70937d5b5f564e0d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:57.698321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079114/publication.txt
observed 2ed0fb9cfb380a6827103f0ddb01ae06...
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.