OpenTechnical

OT-2026-000073625

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000073625) never changes.

Identity and time

Publication numberOT-2026-000073625 · never reused
Internal UUID01a0ae93-2b8c-7d24-92f8-b7232e39e56f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073625
StatusPUBLIC

Content hashes

Canonical text5077cfb5d2eb58d37bd79c5a1f7e11c5fbc91a17f586410ea124082a085ddef2
Markdown419d05851d98019657767f8791b28558ca98e86ca558c66832ad52d1e6850b0a
PDF
Publication pageef54eb56829ffd75e32f6f71cf03f0a39aa07e8e26a1c46bef81ab42cd17bc2e
Manifesta8afa93cef27ea31fc6e7d6d9fc00fe5f85aabf22b43e01c5359664acc9b21c2

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
SignatureOFW5hxf0mey2iFq8wJx4qcfukB1DcfgIbpCyso70aBl63pzxM5+1OScjCFgV0BHtAvSKCw7ZKI9K/mC6fb1IBQ==
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

2026-09-17T10:19:39.976729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073625
observed ef54eb56829ffd75e32f6f71cf03f0a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:39.956759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073625/manifest.json
observed a8afa93cef27ea31fc6e7d6d9fc00fe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:39.936894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073625/publication.md
observed 419d05851d98019657767f8791b28558...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:39.916950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073625/publication.txt
observed 5077cfb5d2eb58d37bd79c5a1f7e11c5...
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.