OpenTechnical

OT-2026-000096472

Publication integrity record

Foam pad vacuum gripper, four zone face, four 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-2026-000096472) never changes.

Identity and time

Publication numberOT-2026-000096472 · never reused
Internal UUID01a0aea0-a4a9-794f-bfe9-6b35712798a9 · 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-2026-000096472
StatusPUBLIC

Content hashes

Canonical text4a8bff5747c477a430b489e53b8c9b86d71b851d86ad14a4c0e799d527bfdc63
Markdown0f652ec96202eae3185184d98dae13921fbe09299fe2e93fd5ad6f5fd0189add
PDF
Publication page689308bb0b9aef9434bd8ad27d68bb2e8cb1bbc4a01d16a07c99ce70d7e69558
Manifestdcf461d58db4b1d2845439dde7b75326d9a5b7db27f05c3e4b1378e9c25b1b82

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
SignatureXxegKlZZdLNq5Z0YoDZTSzx/iziAQtMMw2geQcg5VswZA/aUUlI+DsN++neRwfsPwiIlLYCx865VVpS7Ta6/DQ==
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

2026-09-17T09:33:47.862176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096472
observed 689308bb0b9aef9434bd8ad27d68bb2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:47.845049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096472/manifest.json
observed dcf461d58db4b1d2845439dde7b75326...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:47.825927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096472/publication.md
observed 0f652ec96202eae3185184d98dae1392...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:47.808022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096472/publication.txt
observed 4a8bff5747c477a430b489e53b8c9b86...
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.