OpenTechnical

OT-2026-000033545

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, pulsed 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-2026-000033545) never changes.

Identity and time

Publication numberOT-2026-000033545 · never reused
Internal UUID01a0ae75-a38e-7991-ba88-fc07610eab32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033545
StatusPUBLIC

Content hashes

Canonical textc27c1bd9b74fb5771ebd54ced320904086a6d6f3db7b18f4f9b3d28e662f38af
Markdown24c6fd53b07214069d645dfb70e5b21c9ee779dc515140ad7f64ad182995db1d
PDF
Publication pagecd17f2dd964c7d3e3fedac709647a60180b2d20414acff6de660f2817775831f
Manifest09164920cda3fac078802883d54b6dc177b222fad97e7a862ba52cc3d9c8d908

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
Signaturec8OyXrjpqVWLNunlUL0RgU420lwMZInGL4SJ91L4ILeR5kJZ97FFOzbC+8r1GTL6cE6rdqixNUKhTx5QyO3bCg==
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

2026-09-17T11:31:24.461642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033545
observed cd17f2dd964c7d3e3fedac709647a601...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:24.446266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033545/manifest.json
observed 09164920cda3fac078802883d54b6dc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:24.429126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033545/publication.md
observed 24c6fd53b07214069d645dfb70e5b21c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:24.413122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033545/publication.txt
observed c27c1bd9b74fb5771ebd54ced3209040...
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.