OpenTechnical

OT-2026-000096643

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000096643) never changes.

Identity and time

Publication numberOT-2026-000096643 · never reused
Internal UUID01a0aea0-a4aa-76f2-81cb-3742e034c6ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096643
StatusPUBLIC

Content hashes

Canonical texta1ff619878e83f8d0805827e5f5fe3fcb7836365ef88c7b3a5aac159068b6c0c
Markdownbb3ce396edec4e94ad1440985ad4f9f5b2c849fc54b3cc396648d7a255699249
PDF
Publication pageee6bbeabe5b521d7852c3c68722971ac6196ad20a50e8d953e29a326c8751da0
Manifested9326e25da1895a5a949c931df6c43b4f3e443875b02876ac4e8843dd089595

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
SignatureDAcKNnJ5bQal4sO648df73mKW+d4TNlzFwhaiXnwlWrw1Ty+cM6hlPkyf/PsuaJyO5adpeDDwjWQM2SoTqg7Bw==
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

2026-09-17T09:34:06.449963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096643
observed ee6bbeabe5b521d7852c3c68722971ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.433246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096643/manifest.json
observed ed9326e25da1895a5a949c931df6c43b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.415696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096643/publication.md
observed bb3ce396edec4e94ad1440985ad4f9f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.398296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096643/publication.txt
observed a1ff619878e83f8d0805827e5f5fe3fc...
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.