OpenTechnical

OT-2026-000062224

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000062224) never changes.

Identity and time

Publication numberOT-2026-000062224 · never reused
Internal UUID01a0ae8c-0abd-7e67-971e-c23151de173f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062224
StatusPUBLIC

Content hashes

Canonical textd37fa8c7632f3380d9db6a74de6d8ebe79fdcd3b21f4f1d4269d7feeb4673ae0
Markdownb2aa5da347a5058bba622ce58129a07018ac5e3edd75503f77699225ec00f5c9
PDF
Publication page3585d7cef23c453c82612b771be0cb3b3b36072c35cc8f3a4e885ac8aec26442
Manifesta98ee557c05630a40bd6d7168b4ffb667b8550c3bbed8ba37348f4b870ac3142

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
SignatureV04jHnANcbKn1GQhuwrUdrl0Yr3Z+SyTtktYfj7SwFhUcSN0QnGimwQ2E/+uttLWqbaJjJ8udF7nzNb3hYG8Cw==
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

2026-09-17T10:39:29.784446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062224
observed 3585d7cef23c453c82612b771be0cb3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:29.768832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062224/manifest.json
observed a98ee557c05630a40bd6d7168b4ffb66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:29.750572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062224/publication.md
observed b2aa5da347a5058bba622ce58129a070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:29.732403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062224/publication.txt
observed d37fa8c7632f3380d9db6a74de6d8ebe...
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.