OpenTechnical

OT-2026-000016024

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000016024) never changes.

Identity and time

Publication numberOT-2026-000016024 · never reused
Internal UUID01a0ae6e-0c4d-7069-bb5f-ebc4579072ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016024
StatusPUBLIC

Content hashes

Canonical text544bfa1217206833c39cdce4b2fe0828ff95b00a3966bfb65d046cfbcc925f69
Markdownb1e289db97234ca191a4e35c47125fce960f44be34708523bd92caa32ab2606a
PDF
Publication page0ab0cef8c685ca1bdb74681636092a67a865c58206c0cedcbbfbf9957e4c6c00
Manifestc1cf7a4ed77236183e6edd052ff9115dcfa985dbb6730790659997750ee8c352

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
SignatureUhcHel3zZ5Ey/NMtF7TqRt/1BGx2vioceulACqXuP+S+qZwTZxzu0G5eBNInPYcQmSt6la8Aik9Anlz81LsLDQ==
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

2026-09-17T12:05:32.166470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016024
observed 0ab0cef8c685ca1bdb74681636092a67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:32.100064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016024/manifest.json
observed c1cf7a4ed77236183e6edd052ff9115d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:32.074538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016024/publication.md
observed b1e289db97234ca191a4e35c47125fce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:31.995978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016024/publication.txt
observed 544bfa1217206833c39cdce4b2fe0828...
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.