OpenTechnical

OT-2026-000037922

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000037922) never changes.

Identity and time

Publication numberOT-2026-000037922 · never reused
Internal UUID01a0ae77-f88a-7d3e-987a-d01af2107ff5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037922
StatusPUBLIC

Content hashes

Canonical text6c022bc75a4b02773cf02057d42e7a816e2d20256746b3683f54c16446ee0f11
Markdown15d2882d796b278618d7d23a8ff24c2d824b69fa3f4ff59a571ec0b4459a6674
PDF
Publication pagecf7efecf63793dba80fd789ff216372c6053d8ae920002a12ff2b9aba9dfdffe
Manifest87bcc17fe6cfd204c348b8c9c80395b7f702d7fb4706d9f19488817c8e3fb371

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
SignatureMf+refaBPY/83dFJUpKjW3sJw/owRD7TXoEOJ9AFMDVZJaZWALJnl+oQV5OVTEOv3WdPyc7hLc7lOx4aiedOAQ==
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

2026-09-17T11:23:12.015975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037922
observed cf7efecf63793dba80fd789ff216372c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:11.996732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037922/manifest.json
observed 87bcc17fe6cfd204c348b8c9c80395b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:11.977471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037922/publication.md
observed 15d2882d796b278618d7d23a8ff24c2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:11.956020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037922/publication.txt
observed 6c022bc75a4b02773cf02057d42e7a81...
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.