OpenTechnical

OT-2026-000017183

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pulsed blow-off before set-down, on a tool changer

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-2026-000017183) never changes.

Identity and time

Publication numberOT-2026-000017183 · never reused
Internal UUID01a0ae6e-76c7-759f-8eb2-13f8c7cbb699 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017183
StatusPUBLIC

Content hashes

Canonical texta3bb3d6a6ba42a81f2862bb9fdc0f15aebccc83bf95d80cc4083a1cba09d87ca
Markdown41c7e3d78e49c73462790c866ed5541a4a9bbdcd09641e3f731a01dcf930657b
PDF
Publication page9ce008d15d6c898f734008f331ee8e3f694b2e6f2c5283fcaa69dda3b04a2ff5
Manifest5450160ebdce24f5da37391ac707ffc599f1eefcc744b2faa17d05a230206bd5

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
Signature3Amcb7edDbZOkiZmkJwpv9mD9QUoyDnrm23y5KiDL0LymD5GRCglmLOyImj7fPBl8YVnaLbnnjuR9svUXsmfBA==
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

2026-09-17T12:02:15.190452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017183
observed 9ce008d15d6c898f734008f331ee8e3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:15.173495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017183/manifest.json
observed 5450160ebdce24f5da37391ac707ffc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:15.108551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017183/publication.md
observed 41c7e3d78e49c73462790c866ed5541a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:15.049412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017183/publication.txt
observed a3bb3d6a6ba42a81f2862bb9fdc0f15a...
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.