OpenTechnical

OT-2026-000097434

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000097434) never changes.

Identity and time

Publication numberOT-2026-000097434 · never reused
Internal UUID01a0aea1-55b3-78bb-ac1a-8bcf767b0615 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097434
StatusPUBLIC

Content hashes

Canonical texta44856a9e22201201d38e59346a479053a7ef30643b1e038f54c18f2db068ec3
Markdown1e490a004bd72cec8b9f2c48daf48621fba4ea48e3a26b509350610492e8373c
PDF
Publication page5b143e2d9e52dcb971b2ce6fe0fe1a579655fb9a9daeb1f0c6582399473fbcea
Manifestb2ae77d9b842b2ed86d1203ae8913e6412195c5c1199db625f54b9248a643fb5

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
Signature/qoNkiIlWJIONXY7TSGPxsaHjgj0wogjglN5FsZMOJVbLSuFe9Sq762HRw7z0LJAvyMqaU7KQgAUx2y5dgBpCA==
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

2026-09-17T09:33:17.529510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097434
observed 5b143e2d9e52dcb971b2ce6fe0fe1a57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:17.512331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097434/manifest.json
observed b2ae77d9b842b2ed86d1203ae8913e64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:17.490323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097434/publication.md
observed 1e490a004bd72cec8b9f2c48daf48621...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:17.457793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097434/publication.txt
observed a44856a9e22201201d38e59346a47905...
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.