OpenTechnical

OT-2026-000097033

Publication integrity record

Foam pad vacuum gripper, four zone face, single 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-2026-000097033) never changes.

Identity and time

Publication numberOT-2026-000097033 · never reused
Internal UUID01a0aea1-01c9-75da-a389-a47318c91985 · 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-2026-000097033
StatusPUBLIC

Content hashes

Canonical text199a86fb3b1bb50d5826c63d814f920272e2bf00c0971174b914476eb0b08ea4
Markdownecf48a23d6fcb603b8fcbc4c84e8b98e05992dbd27d13175aff06ae7661e6627
PDF
Publication pagee5234ccfc3f1d32add1951e4ed273bf88ae6ced45e86a19f8c04c906b386fff4
Manifest74c9650489f5773d57f64c41c37fc30085b82bd25a2a04e7bfb14edffa00753b

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
SignatureIHoJGhf4EMwCgpu0vJgOqck4FkQB0VSDYXtTLiwodmjo/2uzaxEM8ODb04TbgLGsmiChXJ0fDp2739hoARIaAg==
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

2026-09-17T09:10:32.894166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097033
observed e5234ccfc3f1d32add1951e4ed273bf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:32.878089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097033/manifest.json
observed 74c9650489f5773d57f64c41c37fc300...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:32.861581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097033/publication.md
observed ecf48a23d6fcb603b8fcbc4c84e8b98e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:32.844052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097033/publication.txt
observed 199a86fb3b1bb50d5826c63d814f9202...
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.