OpenTechnical

OT-2026-000020596

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000020596) never changes.

Identity and time

Publication numberOT-2026-000020596 · never reused
Internal UUID01a0ae6f-437c-7f2d-93fa-7ada08293efa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:22.507199Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020596
StatusPUBLIC

Content hashes

Canonical text80f03c4cb1f3d9dca641eba4da8e95382fac0d1915740e4ead24d0a596193d14
Markdown805664cbaae56274cabc1ef45feabd91b9cc2ee5bc5e1d19a9bfe3cd571aee80
PDF
Publication page174699c8d20f2d8d286d0ff08373bb52952bb74eb8e51de95e9d75353f07cb0d
Manifest8c29d2e6ec0f967351d9cddad0611634eb09e86311222ed6ef564acb11aac552

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
SignaturerS3CkFZbGqBA2rim/yeFPlIy+cWS6N79ab/f0hFaGyvkXeFnt+n/b2dtQTCHye0aWctR5qlvJzpidSAnyZdgAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:00:44.011655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020596
observed 174699c8d20f2d8d286d0ff08373bb52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:43.996026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020596/manifest.json
observed 8c29d2e6ec0f967351d9cddad0611634...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:43.979013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020596/publication.md
observed 805664cbaae56274cabc1ef45feabd91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:43.961951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020596/publication.txt
observed 80f03c4cb1f3d9dca641eba4da8e9538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:38.302141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020596
observed 174699c8d20f2d8d286d0ff08373bb52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:38.283451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020596/manifest.json
observed 8c29d2e6ec0f967351d9cddad0611634...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:38.263137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020596/publication.md
observed 805664cbaae56274cabc1ef45feabd91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:38.242243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020596/publication.txt
observed 80f03c4cb1f3d9dca641eba4da8e9538...
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.