OpenTechnical

OT-2026-000066897

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000066897) never changes.

Identity and time

Publication numberOT-2026-000066897 · never reused
Internal UUID01a0ae8f-14fd-7995-b898-258135e9ca99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066897
StatusPUBLIC

Content hashes

Canonical text585c7224926bac14bbd34a35fa1d265284633f1b3de1961e26e623e5b1e9d555
Markdown08148a9c9f3855cc1af3c1050e28db9e0d88d6ac4449ce452f71665810fd564e
PDF
Publication page748d7f9acfade78af706113ff34efaaa8560bb53a3add1a453aa761c792a1d41
Manifesta6676a43cbec61eccd7639e77878871dd87b5e7b20a07cab90528a1e8e9435c7

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
SignatureRQWYJdecrRnJO6IWTrm9YzboU6MIr3d2P0Gr89sbdvMxFjYVjuAJ14Zst4XCKDFCFzAiRqYTxx3qF3x4CTVwDg==
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

2026-09-17T10:32:05.975521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066897
observed 748d7f9acfade78af706113ff34efaaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:05.956949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066897/manifest.json
observed a6676a43cbec61eccd7639e77878871d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:05.938316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066897/publication.md
observed 08148a9c9f3855cc1af3c1050e28db9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:05.919152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066897/publication.txt
observed 585c7224926bac14bbd34a35fa1d2652...
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.