OpenTechnical

OT-2026-000012770

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000012770) never changes.

Identity and time

Publication numberOT-2026-000012770 · never reused
Internal UUID01a0ae6d-5562-7c0b-ba58-0a30f7d14dea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012770
StatusPUBLIC

Content hashes

Canonical text94abc504528ff176f68e5e63e6e41b50e414de670f7ced8327a447fa3e22edae
Markdownef32de900ead6ce18bff03c807eb504b60d0ac0bae7ba0edb9790c1481ba8206
PDF
Publication page5fd649bf689cf6724432406bbb0b0f6bbf44e4204157059f41d92a74159adb5f
Manifest5add615f9c8de7ac9dd231b82d9f5bc5096d7cdead800e09ee2726e5794e7a35

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
SignaturemuuPxLU0LmBTtW6hAWSdgpRjmBqpMa+Vi7DOy3Yc1XJJvbm6DJSBCxOZxjmAvFOL8heYpZfp8kwePtLGnkRGBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:10:28.976643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012770
observed 5fd649bf689cf6724432406bbb0b0f6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:28.959122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012770/manifest.json
observed 5add615f9c8de7ac9dd231b82d9f5bc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:28.939694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012770/publication.md
observed ef32de900ead6ce18bff03c807eb504b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:28.922649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012770/publication.txt
observed 94abc504528ff176f68e5e63e6e41b50...
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.