OpenTechnical

OT-2026-000073463

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000073463) never changes.

Identity and time

Publication numberOT-2026-000073463 · never reused
Internal UUID01a0ae92-efb8-7bc6-87b8-0688018c662b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073463
StatusPUBLIC

Content hashes

Canonical textaaf52ce497c97819ff1c4a35ea973f3673c522977e4b67871247cc034a87112a
Markdown188a9000fb1f4760e199b28c96d8b9d15ccfd1b416de94a7f62c76a565157b83
PDF
Publication page412bfcb2441eaef21a10d9acee42a273bf63933191e6b1a2a79f228794927fdb
Manifest7eb8acd4f7b595f0f762de6b03ca1d8f8bec19bb73efa28c4e4edceeea656258

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
Signaturew3pfNiSGiJBxRJqfwK0cVtBWC5CfWrAJbsT/ax0lp+Yg5Zrx8Iu9H7tlj7onMw3h2jGSGky4gIycAwxPRzQPCQ==
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

2026-09-17T10:21:37.737542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073463
observed 412bfcb2441eaef21a10d9acee42a273...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:37.718413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073463/manifest.json
observed 7eb8acd4f7b595f0f762de6b03ca1d8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:37.701150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073463/publication.md
observed 188a9000fb1f4760e199b28c96d8b9d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:37.683281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073463/publication.txt
observed aaf52ce497c97819ff1c4a35ea973f36...
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.