OpenTechnical

OT-2026-000099601

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000099601) never changes.

Identity and time

Publication numberOT-2026-000099601 · never reused
Internal UUID01a0aea2-c975-7a33-8dc4-0d291004e6af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099601
StatusPUBLIC

Content hashes

Canonical text31b84cabf09af6d142b340e80d68213cc5b396c7d1d7c6dee7a09488b64e4754
Markdown8dbee243ee572a9dfbdc611bbbdf7e204788ef361402ba84d6b5ceb8165c6561
PDF
Publication page467b081a75dc0c6306fc756bfa3c8e1a67035129e968e91a2a441c78603c6dc1
Manifest62c479fd96ba9ae97cd0b8e9a95a2b4b541a34899c2d24f6754e5e5bfb21b2bb

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
SignatureTOOUZ7vjfPzH8wxU6wWKfT11mXxR2MNmtgE1FFdLCK+81JLFIs9KgigskzUhuzhNo7htpfC1gDFDbAJKyIoEAQ==
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

2026-09-17T09:29:31.698493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099601
observed 467b081a75dc0c6306fc756bfa3c8e1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:31.681720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099601/manifest.json
observed 62c479fd96ba9ae97cd0b8e9a95a2b4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:31.661707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099601/publication.md
observed 8dbee243ee572a9dfbdc611bbbdf7e20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:31.641421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099601/publication.txt
observed 31b84cabf09af6d142b340e80d68213c...
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.