OpenTechnical

OT-2026-000093663

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000093663) never changes.

Identity and time

Publication numberOT-2026-000093663 · never reused
Internal UUID01a0ae9e-508b-7040-a681-b6fcb201dc6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093663
StatusPUBLIC

Content hashes

Canonical text5bafbb6ee7db75a045adeb8eccad2c8b9f9b1fa0ab9bf19437658f154a09c059
Markdown36a7f259e5b07afc687527a6c7c85fe6a989357168ede52dea1658a10755147f
PDF
Publication page553c8ecd347dab8e87f7a2a90b04585443d51b03f4c43e0334f7ad92df28532a
Manifestbfd2cd5288899c570214c77c0a62ad77d76ddb672b2ad9d0a27b3d0e91378701

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
SignaturerzcrfWaNhEb+pIr+VWhIUwfIwxQGaxYKQNrsX+iyFM1Sb532vjcqGi1HKBTeKwjqY5+1BXFXby/8LKNW/WYnAw==
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

2026-09-17T09:39:43.253195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093663
observed 553c8ecd347dab8e87f7a2a90b045854...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:43.235792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093663/manifest.json
observed bfd2cd5288899c570214c77c0a62ad77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:43.218886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093663/publication.md
observed 36a7f259e5b07afc687527a6c7c85fe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:43.199785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093663/publication.txt
observed 5bafbb6ee7db75a045adeb8eccad2c8b...
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.