OpenTechnical

OT-2026-000005205

Publication integrity record

Vacuum cup gripper, per zone isolation, six outlet manifold, plant vacuum fed, contact triggered

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-2026-000005205) never changes.

Identity and time

Publication numberOT-2026-000005205 · never reused
Internal UUID01a0a931-3b9c-79cc-a358-a61bc292bb60 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:49:31.167064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005205
StatusPUBLIC

Content hashes

Canonical texta6b7fb9098707acbabe798326326a8d613453d68b89087f7d8ee84fcd69f52a6
Markdown78fee64504fbdc71693942a662a8476362c39f7a53230106fcbac2cf07b41890
PDF
Publication paged370efbf205545968e1883c3f1aa39980c53bd3fe74a115b8bae5a38f10fa317
Manifestddef142a94194d865c06cb8eae88ba1868e8ff4ac3be19804ebbd8ff3605eaa9

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
SignatureWVKDz9rnc+DLmvMF0VcODl2/gwtZUv4hanHHqlzsKPPKicA80U2qNKsJKJvlKelTgXJ5ql6Wk1Q12vwVQcKHCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T07:50:03.938320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005205
observed d370efbf205545968e1883c3f1aa3998...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:03.922292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005205/manifest.json
observed ddef142a94194d865c06cb8eae88ba18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:03.908015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005205/publication.md
observed 78fee64504fbdc71693942a662a84763...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:03.894857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005205/publication.txt
observed a6b7fb9098707acbabe798326326a8d6...
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.