OpenTechnical

OT-2026-000027619

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, pulsed blow-off before set-down

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-2026-000027619) never changes.

Identity and time

Publication numberOT-2026-000027619 · never reused
Internal UUID01a0ae72-6999-78fa-bce6-db55861d8ad0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027619
StatusPUBLIC

Content hashes

Canonical text744ece07cfb7b46808d904d2af1626fd9f1ba7a060e19092a22bc7c8a02d924a
Markdownc53080fc7e02b08966ecef190696ce8157b62b0d86877085929820989a908c93
PDF
Publication page2f5a35097f76186d147f93e709f089bfedd1f735cd6c57af99cea351dda6df81
Manifesta1ffd22e618ec52a6b487d9a80c42af8895b4e219a86229fe191d5a1a5e66d32

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
Signaturee+NYLfej529V4dN63Qw7asmvRccO+aJVTzAQyHI7wyt3o3tHEkpDfh3nOt/H5wjM2PZQEZGZVsKsVEEyHdXWDQ==
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

2026-09-17T11:43:07.558422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027619
observed 2f5a35097f76186d147f93e709f089bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.540014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027619/manifest.json
observed a1ffd22e618ec52a6b487d9a80c42af8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.522461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027619/publication.md
observed c53080fc7e02b08966ecef190696ce81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.500196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027619/publication.txt
observed 744ece07cfb7b46808d904d2af1626fd...
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.