OpenTechnical

OT-2026-000044932

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single 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-2026-000044932) never changes.

Identity and time

Publication numberOT-2026-000044932 · never reused
Internal UUID01a0ae7c-911c-7230-b316-1db712caca91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044932
StatusPUBLIC

Content hashes

Canonical textc0c26c1be90223842b3630eb75fab35a3cba2b638af374cda944168ce8f5f879
Markdown590a27fc0914326d2b385e632b9fb4ba411836070803e0d0833ff783d067909f
PDF
Publication page161512b5d3935b05a35de36673a4b5617e0f6059e1d54bdf4da1a2895283662c
Manifest8e3071b0c02e931ef54591195285ec58e2cc596a3ad1a90e2603e1989792a08a

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
SignatureNZbgG3gJSGYoDTjjOtq9jzC+4zonnevakmGB0RWeWb/PN3Ly214PXqTocrs3sTs65bqYGZe1uh30rKkY3k5cCQ==
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

2026-09-17T11:11:36.420566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044932
observed 161512b5d3935b05a35de36673a4b561...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:36.402191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044932/manifest.json
observed 8e3071b0c02e931ef54591195285ec58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:36.384967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044932/publication.md
observed 590a27fc0914326d2b385e632b9fb4ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:36.366692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044932/publication.txt
observed c0c26c1be90223842b3630eb75fab35a...
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.