OpenTechnical

OT-2026-000045864

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, pulsed blow-off 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-2026-000045864) never changes.

Identity and time

Publication numberOT-2026-000045864 · never reused
Internal UUID01a0ae7d-8f06-7b86-a703-1beb07d93a3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045864
StatusPUBLIC

Content hashes

Canonical text03e8fa42295552e4884687bc1f458fbbb9c925c9e473f4fc36f04416d35065a8
Markdown7c336461c19dbc1a4094fb2320bbb3f676d028ab48d07cb268afa9571db4364c
PDF
Publication page1662b6b7278e3a19e850d3dcc0acca61a548f9f96ab423c3d9aba7c7321d42bd
Manifestf8f4211ed9c9e632bb5d00837104cecbcc0a51f29e3f70d56540b2d2d36568d7

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
Signature7L9IEoVgT72WC023RbyNkU5TXjDdVZhO3Z49odrc4nMffJ6v5wRlyu2MxtSOxsnNPZ2kBhiKYrICduvts5NvDw==
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

2026-09-17T11:09:44.959308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045864
observed 1662b6b7278e3a19e850d3dcc0acca61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:44.940343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045864/manifest.json
observed f8f4211ed9c9e632bb5d00837104cecb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:44.922272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045864/publication.md
observed 7c336461c19dbc1a4094fb2320bbb3f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:44.903767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045864/publication.txt
observed 03e8fa42295552e4884687bc1f458fbb...
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.