OpenTechnical

OT-2026-000039719

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three 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-2026-000039719) never changes.

Identity and time

Publication numberOT-2026-000039719 · never reused
Internal UUID01a0ae78-d8d5-7a31-809b-994074076c78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039719
StatusPUBLIC

Content hashes

Canonical text2f4768dba6ed6146ddff4477039eba7bc089aa4ef56c8696349624f2cffa8576
Markdownaedea80ef7f69c7f99d856232d982707dd7e552e220da6a83f04f7e469536976
PDF
Publication page201bd7078e363d1b6cdefecc6c40844e74c231ec4e46369be9d916b95e72c965
Manifest6a1a519dbbd502a661fee5ec9f4cf4d69d85b85b1efef8f4c484a6c34aa0578a

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
SignatureZaxCggLo3S296RMKswgmcbVBeJeIHo49Vau0qYLOm9r+jWxqyL3gCKxsueTXnZw+wImFr/NpW2sgr+qe+ZhfCg==
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

2026-09-17T11:19:55.245503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039719
observed 201bd7078e363d1b6cdefecc6c40844e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:55.227301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039719/manifest.json
observed 6a1a519dbbd502a661fee5ec9f4cf4d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:55.209661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039719/publication.md
observed aedea80ef7f69c7f99d856232d982707...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:55.188796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039719/publication.txt
observed 2f4768dba6ed6146ddff4477039eba7b...
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.