OpenTechnical

OT-2026-000032569

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, pulsed blow-off after 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-2026-000032569) never changes.

Identity and time

Publication numberOT-2026-000032569 · never reused
Internal UUID01a0ae75-106f-7869-b345-531bb4a3ee93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032569
StatusPUBLIC

Content hashes

Canonical text5437c78cc0bab44cb07b6a5e10fb993c6adf723a2afb70e037d0517eec686b7a
Markdowne025072a76f76d382c590235b5ead140601d90f342d41d8473e9eefa98f372f4
PDF
Publication page9994daaca79b595bd60cfa9bebdd97fcd16ab1516e879cfe3600ea7d338acc44
Manifestb945ad278c94455e65b5c76a01b1efcbbfd7877aed3a941d955d87ac9f9dbbaf

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
SignatureVdydz88ld/Kndlns5KCJ0vWYhcqXypkLsQRdngAkgLLwwfrO9uenhxEUJrfeX1SC7V/N5xaUscr5vwgoEinZCw==
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

2026-09-17T11:34:08.529035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032569
observed 9994daaca79b595bd60cfa9bebdd97fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:08.510768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032569/manifest.json
observed b945ad278c94455e65b5c76a01b1efcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:08.491449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032569/publication.md
observed e025072a76f76d382c590235b5ead140...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:08.472430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032569/publication.txt
observed 5437c78cc0bab44cb07b6a5e10fb993c...
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.