OpenTechnical

OT-2026-000078387

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000078387) never changes.

Identity and time

Publication numberOT-2026-000078387 · never reused
Internal UUID01a0ae95-7c28-7962-b7a2-4262f24e73aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078387
StatusPUBLIC

Content hashes

Canonical textf3aa2cb71ff8346b35d6f9e752cbeefbdd44f6859211dc9ca3c1348c813e6c97
Markdown68c73a174e186c3c7a86dd6a5f2dfe0f1c9f383b422eef6b1e98876993de6053
PDF
Publication page071b67ecd89695396fff9d868b51f83f49be401f0aaa427fae0ea118bdbedf51
Manifestd809e778052d39ceb4cc49145d56e48e1e60876e13e8abd6cc07d928d686078e

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
SignatureRgXGqswTNUSq0aO2gDq/HGKlCIK9oidSlVd5xMFxF1ASWBJEsmEhm1H97n7xg5DFVhqc8YgGA/k3Ti/gu9j4CQ==
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

2026-09-17T10:06:21.602818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078387
observed 071b67ecd89695396fff9d868b51f83f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:21.583507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078387/manifest.json
observed d809e778052d39ceb4cc49145d56e48e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:21.566057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078387/publication.md
observed 68c73a174e186c3c7a86dd6a5f2dfe0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:21.548076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078387/publication.txt
observed f3aa2cb71ff8346b35d6f9e752cbeefb...
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.