OpenTechnical

OT-2026-000016063

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000016063) never changes.

Identity and time

Publication numberOT-2026-000016063 · never reused
Internal UUID01a0ae6e-0c4e-7d90-b939-001e4f91f365 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016063
StatusPUBLIC

Content hashes

Canonical text8b6f814f57b5fd7d2844e55762bdeac1f92976ad8d485e187181cdcb1ae72fa0
Markdown05bb47f06dbfa8d9ea7e5b96afe44a8bed1bca6cf24af639aa8751f51aa86b20
PDF
Publication page6dafd630823de082fbce1ec78c987d9e677d31208bf22c4ec1c2af2c3412e2aa
Manifestbf9e8b6cbac00b154d9701b41008f47ffc423dbe250b73e831869634a35d3192

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
SignatureJ5jJwCHxuDKnAFlQuyc43K4HxrMQrLGJAjrl2h1qpwBNW5orzPd73hxJJ4yaZ8REf/Nq/MVY0T9RZy1jDZQVBw==
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

2026-09-17T12:05:37.489239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016063
observed 6dafd630823de082fbce1ec78c987d9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:37.471174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016063/manifest.json
observed bf9e8b6cbac00b154d9701b41008f47f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:37.451922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016063/publication.md
observed 05bb47f06dbfa8d9ea7e5b96afe44a8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:37.430536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016063/publication.txt
observed 8b6f814f57b5fd7d2844e55762bdeac1...
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.