OpenTechnical

OT-2026-000079679

Publication integrity record

Three cup vacuum gripper, three zone face, plant vacuum fed, 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-2026-000079679) never changes.

Identity and time

Publication numberOT-2026-000079679 · never reused
Internal UUID01a0ae96-4375-74fd-b93d-7d939d5d13ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079679
StatusPUBLIC

Content hashes

Canonical textbe18705a0098d08629a538fa3f2bf6b7b60c348c933b646f38b924570d42cbfd
Markdown8f33cbcff750b8bb93d6aef8f978b0561644af2031f7f91ba1b8fb6893f744df
PDF
Publication page17dfb63aa42249e104b95ba04768a14e016b4b40caeb516b49bdd5c405da05b5
Manifestc8dd6135e1cd355e649724c0071ace4d41febeb8fb25729ddb40da8a02c39ca9

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
SignaturethqFOU9XJsz2t+OHuFHRDcDJLSJSuVR3agPsyuHPtYVJ+90esQOAaPbXSQnNjJcUVCTnWW1tcgWcGdX8vd0dCg==
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

2026-09-17T10:03:27.283468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079679
observed 17dfb63aa42249e104b95ba04768a14e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:27.265714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079679/manifest.json
observed c8dd6135e1cd355e649724c0071ace4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:27.248833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079679/publication.md
observed 8f33cbcff750b8bb93d6aef8f978b056...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:27.230981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079679/publication.txt
observed be18705a0098d08629a538fa3f2bf6b7...
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.