OpenTechnical

OT-2026-000069344

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold 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-2026-000069344) never changes.

Identity and time

Publication numberOT-2026-000069344 · never reused
Internal UUID01a0ae90-b529-7d21-bf74-bbc3807e0244 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069344
StatusPUBLIC

Content hashes

Canonical textaee8b5692376d987dd475440a2d1d286d3da0883827bfcd9a52cebd91c32a363
Markdown9bbcc8115076feefb7682b72370162b747f9962a75eca3efa8dd682cc18d17a5
PDF
Publication page708a29bf6c9cc3b42e0c25a38de464251bacbdfed95c97a11e5c59ebdcb19644
Manifestb0c32db1d75e0c9c2311ed7f3cb77970204b97b13a3d48e4e7c6dd64d9f10358

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
SignaturethzqbEGuitzZcUFpP5lwHJdKH01jjdnxcz9ot+uU1C/SJCkrpJb9D3BEFaT6zKvIho1dI4JRexFXhf8EGy4wBA==
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

2026-09-17T10:30:14.665703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069344
observed 708a29bf6c9cc3b42e0c25a38de46425...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:14.645712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069344/manifest.json
observed b0c32db1d75e0c9c2311ed7f3cb77970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:14.623773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069344/publication.md
observed 9bbcc8115076feefb7682b72370162b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:14.602858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069344/publication.txt
observed aee8b5692376d987dd475440a2d1d286...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:55.748013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069344
observed 708a29bf6c9cc3b42e0c25a38de46425...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:55.730676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069344/manifest.json
observed b0c32db1d75e0c9c2311ed7f3cb77970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:55.712599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069344/publication.md
observed 9bbcc8115076feefb7682b72370162b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:55.692675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069344/publication.txt
observed aee8b5692376d987dd475440a2d1d286...
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.