OpenTechnical

OT-2026-000093842

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000093842) never changes.

Identity and time

Publication numberOT-2026-000093842 · never reused
Internal UUID01a0ae9e-508d-7298-8e78-7e5988fbe133 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093842
StatusPUBLIC

Content hashes

Canonical text0ab2bddbd65d4eb3cf326dd0104ed07f674b8afe093667cde9f924a2d09487b0
Markdown45fb11629050171abc2535eae7fdbea114f9514935eaecf79953e33191ffd856
PDF
Publication pageb88849ae926eeca915c5305fabda7606f1cca277ba014b5b3582786c59e2602f
Manifest96f2b5c83c2f27859c76410aea1717d1577f7054b1a937a20d167f0b8e40e3de

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
SignaturebmTD1Q4G/8C5Vbi1knMqwqK3nKV/k98rOAH4CgWC1QPX7eXtjLeF+A/zeYJZ1sr2TvJuL0ixejPF0rMCdHXyCw==
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

2026-09-17T09:39:57.578930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093842
observed b88849ae926eeca915c5305fabda7606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:57.562101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093842/manifest.json
observed 96f2b5c83c2f27859c76410aea1717d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:57.543915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093842/publication.md
observed 45fb11629050171abc2535eae7fdbea1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:57.526920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093842/publication.txt
observed 0ab2bddbd65d4eb3cf326dd0104ed07f...
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.