OpenTechnical

OT-2026-000024812

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000024812) never changes.

Identity and time

Publication numberOT-2026-000024812 · never reused
Internal UUID01a0ae71-2727-7e84-a1be-bdbfadbbe71d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024812
StatusPUBLIC

Content hashes

Canonical textc9d72b5cef43708e39fe7dcd64bbe722201cb5c434faf6a44e780f9dbaa995d6
Markdown57ace5f249439b2d36c320f36ee71b69a06397067c6f12256b8940fdc3c7b6c2
PDF
Publication page19f2dbba8cc778f5d6b471ecc44182b784f6f99a0a8df25ee07041990eb1b6eb
Manifestebea47daaf8183e620a7e55ec879078b4d3df004475965391167bd67f383bd33

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
SignaturefRJI7Iypf+I6A0u7XqfoQUlVBAJlRK8Dxrb8JxfPzpdDtHqWdvLXcBTzbtfVdk+UyHxI5ciRFqkT1fnDrObuBA==
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

2026-09-17T11:48:05.514442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024812
observed 19f2dbba8cc778f5d6b471ecc44182b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:05.494635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024812/manifest.json
observed ebea47daaf8183e620a7e55ec879078b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:05.469203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024812/publication.md
observed 57ace5f249439b2d36c320f36ee71b69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:05.452403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024812/publication.txt
observed c9d72b5cef43708e39fe7dcd64bbe722...
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.