OpenTechnical

OT-2026-000102070

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pulsed blow-off after 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-2026-000102070) never changes.

Identity and time

Publication numberOT-2026-000102070 · never reused
Internal UUID01a0aea4-50f2-71d2-b205-db331432d2a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102070
StatusPUBLIC

Content hashes

Canonical text5e78d2870dccba269eacf07f102b25e1998bf87aa5a104c44de24057aa3b83bb
Markdowne2e2ef109533a3d251bea64fb9a04580777a1e68e13bba21b7b7492776c5b40b
PDF
Publication page79c54e3df64d9af18bb15b2a4daf7e461c941894034a6f155bd99283590095ee
Manifest5f5112f24fb95f513f715a763cf1d23f6014e6328647826a2a27d2efe4f29807

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
SignaturewGUa8tk1dB/muMLhcK8G5puVT+qUR3XTBzr164yhScs6lqIPfmNEdZ8T4sDxHlv9lzT1UQlPeiIwo/oT3C6/Bw==
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

2026-09-17T09:25:12.887471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102070
observed 79c54e3df64d9af18bb15b2a4daf7e46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:12.868364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102070/manifest.json
observed 5f5112f24fb95f513f715a763cf1d23f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:12.850563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102070/publication.md
observed e2e2ef109533a3d251bea64fb9a04580...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:12.829976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102070/publication.txt
observed 5e78d2870dccba269eacf07f102b25e1...
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.