OpenTechnical

OT-2026-000096986

Publication integrity record

Foam pad vacuum gripper, three zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000096986) never changes.

Identity and time

Publication numberOT-2026-000096986 · never reused
Internal UUID01a0aea1-01c8-71c1-acd6-15e69d1c2aec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096986
StatusPUBLIC

Content hashes

Canonical text7e311ff1bab97562c0013cef1887df40385daf7ca48c3731a272d73f04030175
Markdowna4f9b477660b41dbbcdfa22427e2dba6ad4ed237a26b5259a7f4856a75d636a5
PDF
Publication paged7e5c1cf2928fe9c5fcec9da3587b703520b8f3d5f03200a5c7fd5abb85201e9
Manifest5984f53d7fa848f5bc46ddc243cb0f48c854621340d025a51e2ca71cb952e129

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
SignatureUrdfCsbu9Rl1DO4ZHD0GlS/kcayjB5wyynyWcyrVh5D6KsRZvdz/E+WrogPV4V/eAlkvdLjyQ2Ki6YdQgdrZCA==
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

2026-09-17T09:10:25.111268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096986
observed d7e5c1cf2928fe9c5fcec9da3587b703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:25.093094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096986/manifest.json
observed 5984f53d7fa848f5bc46ddc243cb0f48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:24.948970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096986/publication.md
observed a4f9b477660b41dbbcdfa22427e2dba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:24.932556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096986/publication.txt
observed 7e311ff1bab97562c0013cef1887df40...
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.