OpenTechnical

OT-2026-000005622

Publication integrity record

Vacuum cup gripper, per zone isolation, ejector fed, pressure verified, contact triggered on the face

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-2026-000005622) never changes.

Identity and time

Publication numberOT-2026-000005622 · never reused
Internal UUID01a0a93f-4e57-7e4c-bc2f-3d5c4fa7e985 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:04:53.465549Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005622
StatusPUBLIC

Content hashes

Canonical textb49e7150cd7d6cc941394dd9e80bdd4282be81e80167381880ad8fe05206c6d8
Markdown46415bc892f193956e243e86b747f11be24280b64384c014eb8ed7c76741fd61
PDF
Publication page643bb6d6be5d9eeb60ed6a309d9b9542c94b7586b5b467291e35004b8c001174
Manifest7e8223f4079a6a586b1f2ff5a2dbdb75e3f9dd2f89914e3dba4888250149df5e

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
SignatureQznAa0v3vJ6iCAaZ8HTmAakRmlKbsA6UqeeFbopAKtDOScIS0GDmKb3UbDM0BwDg+zbTNodfRkjLcFA8+2MjBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:19.690107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005622
observed 643bb6d6be5d9eeb60ed6a309d9b9542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:19.676910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005622/manifest.json
observed 7e8223f4079a6a586b1f2ff5a2dbdb75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:19.660956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005622/publication.md
observed 46415bc892f193956e243e86b747f11b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:19.647968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005622/publication.txt
observed b49e7150cd7d6cc941394dd9e80bdd42...
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.