OpenTechnical

OT-2026-000063591

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000063591) never changes.

Identity and time

Publication numberOT-2026-000063591 · never reused
Internal UUID01a0ae8c-f945-7196-9080-ad1a506aec43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063591
StatusPUBLIC

Content hashes

Canonical text7dda2cce2b9443507bcb6c71184a398e22e63788dd71dbce502148fb9f0cd418
Markdown6f4afbf2ceb9e2ea7cba8f8663945f9ec13cc280ef718c621c0b0e423d1dd313
PDF
Publication page8bd2d94545ce68098aa25753441743c48c1e9ff7220d585d1edd2f82a95cd809
Manifestd050793b46d751709182ab4702d7c73e0c2e54659e70b7281398db1f1850d641

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
SignaturebXX4GY2wDYqfWHtPsSvBMYBd/oYvUR6hFJKFsmLnddZU+Wo4BJrlgc/HO8D6JoMSQarnRVpV4d375d/F91z1BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:36.471527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063591
observed 8bd2d94545ce68098aa25753441743c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:36.451678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063591/manifest.json
observed d050793b46d751709182ab4702d7c73e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:36.432153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063591/publication.md
observed 6f4afbf2ceb9e2ea7cba8f8663945f9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:36.413341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063591/publication.txt
observed 7dda2cce2b9443507bcb6c71184a398e...
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.