OpenTechnical

OT-2026-000097491

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000097491) never changes.

Identity and time

Publication numberOT-2026-000097491 · never reused
Internal UUID01a0aea1-55b3-7453-8641-58812c9cd501 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097491
StatusPUBLIC

Content hashes

Canonical text8dd372e3199a1a2f5c3796ede09d010a31e838ef3b7a1db9efb6b9e180bdbcbe
Markdown5a014333e60ce2c3cafac8c2b0af810ce3b17fca5b7c7bdc0d4cd21fe6d9973b
PDF
Publication page258628233fc5809bae94086bc81f1f683e461bfee4865ee8de40b065a46f285a
Manifest521ec5d4739d3561fdba8d9a827be5ef493ceb767eed77fdeb46d8412f219abb

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
Signature9G+paWipqOKd02nyTi8qnds30w+I+a5f2TTlEKFPtFjdzvFRlxRV8m/9noOTD8B5J7ZWZPkCd3XasIHkJ7sPDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:21.809269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097491
observed 258628233fc5809bae94086bc81f1f68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:21.792959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097491/manifest.json
observed 521ec5d4739d3561fdba8d9a827be5ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:21.775087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097491/publication.md
observed 5a014333e60ce2c3cafac8c2b0af810c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:21.759170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097491/publication.txt
observed 8dd372e3199a1a2f5c3796ede09d010a...
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.