OpenTechnical

OT-2026-000080347

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000080347) never changes.

Identity and time

Publication numberOT-2026-000080347 · never reused
Internal UUID01a0ae96-7e77-7b29-b8a6-9ee175b1ee5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080347
StatusPUBLIC

Content hashes

Canonical text488757b07de98c66e56a3affb180448155e7d38cd2590bd87fec1bdd1133b764
Markdown0cf7b651b77f80cf151cc2aacdc7b91ec26e94afc9bb3f1718a6a37cf5c80861
PDF
Publication page62488129a36cef16a7b0e01e7e9dfc306ffee90e40ab36ec7168e367b2b53b73
Manifest2581b6e2628a82400262e59ec3d224b5a3d3ccdb0f55cd3aca433b714a3f31be

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
Signaturen6bK5jKpi/6RS5pmeI3k/ScPAn6lM2nlxxN1gadK4cIKA/LvKxaGEnEGo+P+rvbk8D2um0/rbUY57d6NA5WFAA==
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

2026-09-17T10:02:49.704832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080347
observed 62488129a36cef16a7b0e01e7e9dfc30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:49.687159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080347/manifest.json
observed 2581b6e2628a82400262e59ec3d224b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:49.670766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080347/publication.md
observed 0cf7b651b77f80cf151cc2aacdc7b91e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:49.652131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080347/publication.txt
observed 488757b07de98c66e56a3affb1804481...
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.