OpenTechnical

OT-2026-000063483

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000063483) never changes.

Identity and time

Publication numberOT-2026-000063483 · never reused
Internal UUID01a0ae8c-f944-7ea7-9db9-13c738853410 · 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-2026-000063483
StatusPUBLIC

Content hashes

Canonical text11247cea2d47df77f21b5bec21e8899d4f9ae43ebaed5a9a421e3fda25dcbc6c
Markdowna0e798df2e315a541bf444cd23e5aa014309cc1a369491b0cf86deabe188282e
PDF
Publication page6934320ec38de213f38654c4263e9c2f7fb18f9d46bee88ec9035391f7a381c7
Manifest985abe590b64ff2507919a788aa2bb7eae00f599a62c4d7b39d98de8343b5c57

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
Signatureg+e9QSRuDXT2x36ibBl3GJ580UbbukijTHg8A0lIzmPGmF5LiZ9nxePnZxQXj3PJ0cIhgcwRjdntMa2whZ+sDw==
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

2026-09-17T10:37:27.432165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063483
observed 6934320ec38de213f38654c4263e9c2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:27.413430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063483/manifest.json
observed 985abe590b64ff2507919a788aa2bb7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:27.395313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063483/publication.md
observed a0e798df2e315a541bf444cd23e5aa01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:27.374252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063483/publication.txt
observed 11247cea2d47df77f21b5bec21e8899d...
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.