OpenTechnical

OT-2026-000013461

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000013461) never changes.

Identity and time

Publication numberOT-2026-000013461 · never reused
Internal UUID01a0ae6d-6fca-766f-9fa3-84cc2f894d5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013461
StatusPUBLIC

Content hashes

Canonical text2445eab3c896f7ed8e2bafd5cac539c80929773a626500512f8144a6cfd1383a
Markdown994e39b1fc410c9907e821e6ed734a59d0cdff9816fd26c477ec4c818979b37e
PDF
Publication page00096d8a3d93e6741303171c50c33d142cfa81accf43523f3eb172f91a4bfa31
Manifeste1c58864eb1da5261e89efa38d9c064f61255c9ce07ee5832b3ad86c4bb5fd88

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
SignaturegcgeAxBqkba2hAHNtmCR4JfQATk9gTnjVdzaLUR2Q2Wek/7wM6kGKC6uV8VpvLb7BAtcWGeQqNxkOhBsBSnKCQ==
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

2026-09-17T12:09:57.467982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013461
observed 00096d8a3d93e6741303171c50c33d14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:57.450183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013461/manifest.json
observed e1c58864eb1da5261e89efa38d9c064f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:57.431243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013461/publication.md
observed 994e39b1fc410c9907e821e6ed734a59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:57.413422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013461/publication.txt
observed 2445eab3c896f7ed8e2bafd5cac539c8...
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.