OpenTechnical

OT-2026-000033843

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, 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-2026-000033843) never changes.

Identity and time

Publication numberOT-2026-000033843 · never reused
Internal UUID01a0ae75-a391-71f9-a3f6-b4e73ed4693e · 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-2026-000033843
StatusPUBLIC

Content hashes

Canonical textc6dd95a843788707b4381f9b738575295c26cfb3f9261ecf56f5537702ae1c44
Markdownf0472abc2189eaad0e9e6abe97f448f88f10bddbd720a86a34b9fa24cdb0f15e
PDF
Publication pageb239afe136775f5eb242560a2f6aaa57a2e61fa85f3d010a0fd156df14efb07d
Manifestc37b8749f614568f0353861f3eb01363022e8fec82c0b0d13ad1dc8d209ebbe9

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
Signaturet6Ssb6TUCp8YlGthf2VVuIS0Sp/boPoJWuktwbsY/3VsJ5u6FXBlyn/x6l4wNU1QkjdqfHjEXPHkRnTlgoZ9Cw==
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

2026-09-17T11:31:54.017780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033843
observed b239afe136775f5eb242560a2f6aaa57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:53.999780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033843/manifest.json
observed c37b8749f614568f0353861f3eb01363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:53.982863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033843/publication.md
observed f0472abc2189eaad0e9e6abe97f448f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:53.964557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033843/publication.txt
observed c6dd95a843788707b4381f9b73857529...
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.