OpenTechnical

OT-2026-000063692

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000063692) never changes.

Identity and time

Publication numberOT-2026-000063692 · never reused
Internal UUID01a0ae8c-f946-7501-8329-b423e05c0602 · 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-2026-000063692
StatusPUBLIC

Content hashes

Canonical text410c98fa762d87a0cd091ccc7cecdb63872ce09cad04f205657ebff82909dafd
Markdowncd08c5388c450c46502c7dcfed3fac4d19e1bb1b2099ba42ed550e321e704f9d
PDF
Publication pagea722bb4fcbb37d0998e22de01e02969ae3a911be44bae568601f58ab14c3f396
Manifest1d8bb5fdb8c40a2f8e848c944a915ddd7a657266c31bab17556be007988c6a2d

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
SignaturepjZnVMEvvu94mU85yF2JUOGf2ThAxY3R+94rvMzJV30w10rkR7/I88rTHurXX1EMhrdfjIWxXfS9cnVNw/b5DQ==
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

2026-09-17T10:37:48.695521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063692
observed a722bb4fcbb37d0998e22de01e02969a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:48.678586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063692/manifest.json
observed 1d8bb5fdb8c40a2f8e848c944a915ddd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:48.661256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063692/publication.md
observed cd08c5388c450c46502c7dcfed3fac4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:48.643806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063692/publication.txt
observed 410c98fa762d87a0cd091ccc7cecdb63...
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.