OpenTechnical

OT-2026-000008188

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000008188) never changes.

Identity and time

Publication numberOT-2026-000008188 · never reused
Internal UUID01a0ae6a-908c-742a-b952-9b3dc5bc2102 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008188
StatusPUBLIC

Content hashes

Canonical text0e12d69860e02f3b2901a9d19b9fa5874ddafcaa932edc5aea9faf20629bf710
Markdown8cb5443993c71a195416cb2ce389d6386af5f65640c6aa9b37389a30ff5fc1f6
PDF
Publication page36de20b506accd6da141520360340a2b6b168cce4374cd81f82c828f5fb76a57
Manifestc2c703a0c59c9db209debec3ea883d6877f3251065f19e0e0e6e85b5c40cdffa

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
SignaturewY1JEgTM8Wpjh7v1ztEbOVlZIJZJL3Ue9U4zJ7hOrYdf53yj1KS2LIBXufackvn6FGBVc8S2xnc9yUyUrLXVCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:33.469312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008188
observed 36de20b506accd6da141520360340a2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:33.451328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008188/manifest.json
observed c2c703a0c59c9db209debec3ea883d68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:33.431114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008188/publication.md
observed 8cb5443993c71a195416cb2ce389d638...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:33.413757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008188/publication.txt
observed 0e12d69860e02f3b2901a9d19b9fa587...
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.