OpenTechnical

OT-2026-000091598

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pressure sensor per zone, sustained 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-2026-000091598) never changes.

Identity and time

Publication numberOT-2026-000091598 · never reused
Internal UUID01a0ae9d-43b8-790d-aaf1-6d6a9b26334f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091598
StatusPUBLIC

Content hashes

Canonical text1588e347eccf131600bda841f3061f976b59f20ff716b4493e8780422c9aecd4
Markdown097dc49ac65cd913383dfe01f2d63b3085923787a058f50405e8d352182776f1
PDF
Publication page850d1d9b6c0f7eca9ddbf7043cdb9b9fa9295ec8c95dbe0ec10932599135ceb2
Manifestea306a8b88b2405e16dc33d9a13e8e89ae042f3c1234ecec7872c207c76b5271

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
SignatureDrCAX1KBz8Ss84ehx+yjRemheDkA/C82is3ZN9bnFPrDW7H5mHsKIY/Esu+nLlcJobXQ9UcnWLPmfBwgyL8cBg==
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

2026-09-17T09:41:57.040221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091598
observed 850d1d9b6c0f7eca9ddbf7043cdb9b9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:57.023177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091598/manifest.json
observed ea306a8b88b2405e16dc33d9a13e8e89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:57.004034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091598/publication.md
observed 097dc49ac65cd913383dfe01f2d63b30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:56.984439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091598/publication.txt
observed 1588e347eccf131600bda841f3061f97...
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.