OpenTechnical

OT-2026-000029624

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off before 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-2026-000029624) never changes.

Identity and time

Publication numberOT-2026-000029624 · never reused
Internal UUID01a0ae73-5e22-7aa8-b4cb-1fd7ebc17867 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029624
StatusPUBLIC

Content hashes

Canonical textfc961b45752832f3e75284b28505f5d11ec3a08c2e177f9908ba5f7ab8ce33d6
Markdownb742f5b159792183bb88f1289c5d2822980a6d8de51ec4d5c9757a83e1dfb93a
PDF
Publication pagea22733078132a2c221a6a8a7fbcd3340da4e04b8c7dc2d1c7732f69664359822
Manifest062cd0c8fd52461a7cd838757fadccf724e859d0d125271c74d3a6f0ebd66fc7

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
SignatureMzVaANsuEFNgi7EynCD/8+pUbUqYW8hp/xVGuiVSKPNOvQPCX9Jz0PgFUxl/4iL3yol/PWQn/jfbXcGVm2wqAA==
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

2026-09-17T11:39:19.921827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029624
observed a22733078132a2c221a6a8a7fbcd3340...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:19.904564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029624/manifest.json
observed 062cd0c8fd52461a7cd838757fadccf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:19.885784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029624/publication.md
observed b742f5b159792183bb88f1289c5d2822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:19.869148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029624/publication.txt
observed fc961b45752832f3e75284b28505f5d1...
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.