OpenTechnical

OT-2026-000064384

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off after set-down

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-2026-000064384) never changes.

Identity and time

Publication numberOT-2026-000064384 · never reused
Internal UUID01a0ae8d-a461-7567-bec4-9be165d63e63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064384
StatusPUBLIC

Content hashes

Canonical text87cb7eb797e3ba2e42d245a9d377a92d3f6255522ba606fb7a94e32e36f1abe1
Markdown3b52b55ef39a3467b8fb0d91e34e84025b894a231dd51095d39c07f7581bddcf
PDF
Publication pagee9aa2a56e82a819543b8e0e33709f483692f75c5bdbd0f7a4a71ab5838d55bdd
Manifest7d25e100ba6cfaee76d2aaa5c7496bac3e9382cb55294a07b00e854aed860b7a

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
SignatureNQB9oAeOmp9Y9xISpxvdRf3Je7rGWtPeVSetzEeiELd//vGYrONcXQ7q40KxUrHPL/tEjkti468Of9hkRWMpBg==
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

2026-09-17T10:36:33.245860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064384
observed e9aa2a56e82a819543b8e0e33709f483...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:33.227820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064384/manifest.json
observed 7d25e100ba6cfaee76d2aaa5c7496bac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:33.206941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064384/publication.md
observed 3b52b55ef39a3467b8fb0d91e34e8402...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:33.187823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064384/publication.txt
observed 87cb7eb797e3ba2e42d245a9d377a92d...
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.