OpenTechnical

OT-2026-000035799

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, single 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-2026-000035799) never changes.

Identity and time

Publication numberOT-2026-000035799 · never reused
Internal UUID01a0ae76-b4c9-7a99-aade-7522ced094d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035799
StatusPUBLIC

Content hashes

Canonical textf0c5ae6c839b74b6b4959330575c6f104b195a7735a71e7cdd59de70ac9ddc79
Markdown82a5fdd838f3df5de1b73be504ae6a2ba60c790ff71218df23c741bdbc1b23e5
PDF
Publication page98ec127a73239adf1f94aa20a700a1da2e3340585347dd909ea54180df532547
Manifestfe3976ecf48165c1b4d06e87811805e123b574c80e3da1681e755e67e73e1a32

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
Signatureb48LALZ8zCSCB0RevvpmChF5oOnssvlxALVCQg/JFEsnI0t8b/zSk1TAp5PLBhzIKC9foZBdapDY+4cm3+MjBg==
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

2026-09-17T11:27:30.509783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035799
observed 98ec127a73239adf1f94aa20a700a1da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:30.493197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035799/manifest.json
observed fe3976ecf48165c1b4d06e87811805e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:30.473543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035799/publication.md
observed 82a5fdd838f3df5de1b73be504ae6a2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:30.451565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035799/publication.txt
observed f0c5ae6c839b74b6b4959330575c6f10...
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.