OpenTechnical

OT-2026-000097373

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000097373) never changes.

Identity and time

Publication numberOT-2026-000097373 · never reused
Internal UUID01a0aea1-01cb-77de-add6-c21b475027e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097373
StatusPUBLIC

Content hashes

Canonical text0f2745e409caa32bcdacf415d48078387e86b9c7fab4ff6ff78f4b0f75c384db
Markdownea090b5c6d8f2f835a5f525110dd5b56d388e0be23baa36fdd66594161f9f503
PDF
Publication page057fafd39959c9180ea0df7ccd8c4ec687df04c1eff81bbf78577e7a6a7b6ed7
Manifest4334c397bac2ce0b64897584170f8bac722bbeeae684fb90eb4c37d1813a23aa

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
Signature2ejT4zcWCfdHDamsIdOUEiK1eZNWBq6Qqvke9VfGfR+/b0CY30/JRlqrt6uS0Z4My9/8HS2QqEoKv99mhqkiAA==
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

2026-09-17T09:33:39.098364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097373
observed 057fafd39959c9180ea0df7ccd8c4ec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:39.077664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097373/manifest.json
observed 4334c397bac2ce0b64897584170f8bac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:39.059191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097373/publication.md
observed ea090b5c6d8f2f835a5f525110dd5b56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:39.038338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097373/publication.txt
observed 0f2745e409caa32bcdacf415d4807838...
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.