OpenTechnical

OT-2026-000083822

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000083822) never changes.

Identity and time

Publication numberOT-2026-000083822 · never reused
Internal UUID01a0ae98-0418-7991-bfc0-066f38504d53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083822
StatusPUBLIC

Content hashes

Canonical text720f223e12a64a50088eb357056024890cc773702d35b6d37c2b9bd655600151
Markdown2c144293b458ef1d1685533de96da838acf90589ba5a4279b080c9fd8bd18841
PDF
Publication page5a2a2bd8626c74e724ab40db725c27f138c2f0ef0d8546136c55e43b61c379c5
Manifest2cc81d882b14b17a27ca14b0551bebc1dfc6dd4c80511e29e35f5ceffc0bd564

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
SignatureniCW3eHQW7mDiRz+IcjfPu5p5hNyACdJzqi0BFVGZhqTYvQVekW1MtyuqHeZ7AWOc3kHH27gvEjv2L7wKEtCBA==
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

2026-09-17T10:00:04.905719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083822
observed 5a2a2bd8626c74e724ab40db725c27f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:04.880404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083822/manifest.json
observed 2cc81d882b14b17a27ca14b0551bebc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:04.855874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083822/publication.md
observed 2c144293b458ef1d1685533de96da838...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:04.832036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083822/publication.txt
observed 720f223e12a64a50088eb35705602489...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:28.569967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083822
observed 5a2a2bd8626c74e724ab40db725c27f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:28.553825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083822/manifest.json
observed 2cc81d882b14b17a27ca14b0551bebc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:28.538024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083822/publication.md
observed 2c144293b458ef1d1685533de96da838...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:28.521903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083822/publication.txt
observed 720f223e12a64a50088eb35705602489...
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.