OpenTechnical

OT-2026-000063737

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000063737) never changes.

Identity and time

Publication numberOT-2026-000063737 · never reused
Internal UUID01a0ae8c-f946-73af-971b-1db3c385ab04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063737
StatusPUBLIC

Content hashes

Canonical text61818af5732d21d58efbdc480c934f6c34863835ba72b889944bea6585af5ad6
Markdown74fde9125758f31abc7ff1e7b3ce37ebcf6adfbbca1745c8626152a9427ec9b8
PDF
Publication page5f7b6676cd1ab2af65fd815a00b531e9e0e264d71181baf1599ed9ed2949e6b5
Manifest2725e5bcc8ba28889905b6363bf6b828375fa4d57b1da72fa5bfecced457523d

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
Signaturejclu/g3mRJptAsWPWPrp6oyqFpi4oj3P6/MdqRkSMwX5/x742Fi3wKuJd8HYKy6bQBCRi1oVaE+NDN0UGw5pBA==
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

2026-09-17T10:37:52.080474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063737
observed 5f7b6676cd1ab2af65fd815a00b531e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:52.062137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063737/manifest.json
observed 2725e5bcc8ba28889905b6363bf6b828...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:52.043048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063737/publication.md
observed 74fde9125758f31abc7ff1e7b3ce37eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:52.024666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063737/publication.txt
observed 61818af5732d21d58efbdc480c934f6c...
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.