OpenTechnical

OT-2026-000096163

Publication integrity record

Three cup vacuum gripper, three zone face, three 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-2026-000096163) never changes.

Identity and time

Publication numberOT-2026-000096163 · never reused
Internal UUID01a0aea0-585e-7c4d-9247-35a12a08427e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096163
StatusPUBLIC

Content hashes

Canonical text3b43008a548f9736d349e80bc9dd415b31bc43688dd943dfab50bfce0b4fe332
Markdownbe5513318058e7c759a20c6169b0505a63073f0873b84d3d50d64e93664b15ad
PDF
Publication page7e34f34498533c59d1a7ec99f73b38ba6f5e952d271ff6bae1c6c3c0d09a8ed3
Manifest7fa9ae4e250176511a40a96f4c93bac4e6faeda464484a135850b17c1d3a279e

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
SignatureziPCA4UHqCU5OWmWX5vISPg1xYCUT61/r8Gz6+j4Gr2prpls3NBNGBIt6nBmK7QaR3Yzsi534mqBayeaKiwADA==
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

2026-09-17T09:34:40.153504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096163
observed 7e34f34498533c59d1a7ec99f73b38ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:40.135508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096163/manifest.json
observed 7fa9ae4e250176511a40a96f4c93bac4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:40.118020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096163/publication.md
observed be5513318058e7c759a20c6169b0505a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:40.099758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096163/publication.txt
observed 3b43008a548f9736d349e80bc9dd415b...
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.