OpenTechnical

OT-2026-000034124

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000034124) never changes.

Identity and time

Publication numberOT-2026-000034124 · never reused
Internal UUID01a0ae75-df0c-7d8e-b1ce-d7a027a3b546 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034124
StatusPUBLIC

Content hashes

Canonical textc316bda2948f9ef99fd22b0b8fdf14e1e2be272da80bc2c6f16e919949a3c425
Markdown9b702b5f67753de46939b224767a5b74842c4925ca6d5a4088bf701cad977932
PDF
Publication page0ce3318ae1919cd3cb36db725e46548f0c4ff534f5ea86809cbb26c28e8c0943
Manifestae6d75e95ad60be1cc850c6573009fe4178807acf0796b306068927fad13cb0a

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
SignatureJ3e8EiEgV7akbMa/pfNY3D7HGGWlPlolA972BxKZhIortNe7D8jmpzRjFw4sgNBbIURlxghtdmERYYdT7OuiBg==
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

2026-09-17T11:30:30.899064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034124
observed 0ce3318ae1919cd3cb36db725e46548f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.880103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034124/manifest.json
observed ae6d75e95ad60be1cc850c6573009fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.860814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034124/publication.md
observed 9b702b5f67753de46939b224767a5b74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.841632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034124/publication.txt
observed c316bda2948f9ef99fd22b0b8fdf14e1...
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.