OpenTechnical

OT-2026-000096645

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, on a tool changer

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-2026-000096645) never changes.

Identity and time

Publication numberOT-2026-000096645 · never reused
Internal UUID01a0aea0-a4aa-79dc-b779-fef7dbc57514 · 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-2026-000096645
StatusPUBLIC

Content hashes

Canonical text084a0ff958c7552e7aaab5cbb5db486a26be897e8620a79ac46d1032df9bd327
Markdown346ecd5fd6b3077823d3a137287dc17224cbb0bfc3673e2aaf8be0bbc79e55c3
PDF
Publication pageed910cd4cf9ff2652f8fc3509adc797e0b3b4b7006dd41b45d3b0a87499934c3
Manifest9f1022c1e79f7eae766528b07b440624813702c34cf36f494d1489acd39cfd75

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
SignatureawO5OgFaHgOZ48IQL8umIYcaLvGRPpNbN7dph61jsrMMAoYnzfwfq91xuHJ9rZABuTro9ELPURB8Em51KYT7DA==
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

2026-09-17T09:34:06.608600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096645
observed ed910cd4cf9ff2652f8fc3509adc797e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.590256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096645/manifest.json
observed 9f1022c1e79f7eae766528b07b440624...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.568756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096645/publication.md
observed 346ecd5fd6b3077823d3a137287dc172...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.549504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096645/publication.txt
observed 084a0ff958c7552e7aaab5cbb5db486a...
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.