OpenTechnical

OT-2026-000066203

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000066203) never changes.

Identity and time

Publication numberOT-2026-000066203 · never reused
Internal UUID01a0ae8e-8dc3-79d0-8fa5-c827bdd543bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066203
StatusPUBLIC

Content hashes

Canonical textb1c3db2856ad44a9ad51d9a651725b67f0fbb42210d90aa20ae04fdd9fc0a7b8
Markdown62d2c42d4ad2f6e69606bac20de5ed72c377241b6043ae80426425e0c256504d
PDF
Publication page5f4bc50fa6dc4aaf7baab9cfbc67c61c2fef2470a720d17b21350a6f2269bd91
Manifest978f313d4ec098d314c925d66a930b8aec873d533bf4ab40aa3911f671759b08

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
SignaturerC9d0bKgasYtnknjbccPQ46yjY+JhBumiwhEvnUOJ0Uw6U+7B8o2aM5l5+Do16TTmO1jDiEFyMZ2wYRMQ/yLBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:21.681741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066203
observed 5f4bc50fa6dc4aaf7baab9cfbc67c61c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:21.666523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066203/manifest.json
observed 978f313d4ec098d314c925d66a930b8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:21.648592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066203/publication.md
observed 62d2c42d4ad2f6e69606bac20de5ed72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:21.628437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066203/publication.txt
observed b1c3db2856ad44a9ad51d9a651725b67...
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.