OpenTechnical

OT-2026-000097106

Publication integrity record

Four bellows cup vacuum gripper, four zone face, pump fed, 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-2026-000097106) never changes.

Identity and time

Publication numberOT-2026-000097106 · never reused
Internal UUID01a0aea1-01c9-7a83-b490-b62c8401490c · 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-2026-000097106
StatusPUBLIC

Content hashes

Canonical text592a4d44a6ea841af0cedd563de40ba363b6d989da82bad2d63f664228f7ad44
Markdown5d17b3ce09e0fe5f51a23395bd7c79441500342eaec3bee7ce2750d1417c46cd
PDF
Publication pagebc9edf4da3e748208b627f1104cbe4c10c4f572fdaa56af4c018c445a724b158
Manifest8eecad1fa363745e3f5ff83f8607c5275470b1c05d1c8dd9b83eaded99c347fe

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
SignatureAiOPyK9viHHN4xpMLHZPES7tOFYyfY9vywcSbzVorvUB2i76rkPGrB5tAvVZnG8FSxSKgoUAS0vkMrccadLTBA==
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

2026-09-17T09:10:44.674631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097106
observed bc9edf4da3e748208b627f1104cbe4c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:44.656529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097106/manifest.json
observed 8eecad1fa363745e3f5ff83f8607c527...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:44.636633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097106/publication.md
observed 5d17b3ce09e0fe5f51a23395bd7c7944...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:44.619323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097106/publication.txt
observed 592a4d44a6ea841af0cedd563de40ba3...
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.