OpenTechnical

OT-2026-000033214

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000033214) never changes.

Identity and time

Publication numberOT-2026-000033214 · never reused
Internal UUID01a0ae75-4844-7836-83cc-625d9eeadeff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033214
StatusPUBLIC

Content hashes

Canonical text094416d973d82943db16c3d50e6a817e907762f0d37d9b74ce7e9bf95c17c295
Markdown3497fd2a9304069f2774e94f9177aa46fbab72e34017c92a8752ccf55594d013
PDF
Publication pagec0af60fb624f08b3dab7fedef8145c5276240c7d2edb851bad9cae9f41301811
Manifest50df3deb89361e0140948590b92883fa46178ce99796eb008cca525fa10a045d

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
SignatureQO+iTA2/jKeZZbBkIvYYgKXRxSfzvter4vRRqZRz51FoBoP+WdPcsBdHql2bt9X8vWua8A8uLrrKGCoPBQTSCg==
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

2026-09-17T11:32:54.982418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033214
observed c0af60fb624f08b3dab7fedef8145c52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:54.966508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033214/manifest.json
observed 50df3deb89361e0140948590b92883fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:54.950675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033214/publication.md
observed 3497fd2a9304069f2774e94f9177aa46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:54.933527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033214/publication.txt
observed 094416d973d82943db16c3d50e6a817e...
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.