OpenTechnical

OT-2026-000012685

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000012685) never changes.

Identity and time

Publication numberOT-2026-000012685 · never reused
Internal UUID01a0ae6d-5562-7fa8-b9bd-c8e0b2441699 · 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-2026-000012685
StatusPUBLIC

Content hashes

Canonical text2d2255ebb379be52e721a64c9f948eb3e79fe1a2f4edfcfdf4308fe600b16824
Markdown7ca05fac85275663e42401d675362e3dee71f9fe0e0fdf54304d2c1cce60a357
PDF
Publication page88f3596a4a9c9ab5fb4aba6b4c3954b9ca1e2d9716683c6559b844f9cac02e23
Manifest6038a24c099508d3b9d4182f039f21e3e700224e6fe9994033613cc6a4bff843

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
SignatureUuTDrCvnLG4qAFUpQAc/3W5c/Km0kKq3+OrMgw2CF9SJb4wcC6SuaYgqrkqn9db1zBppARxaCci6CA+NLhS2Dg==
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

2026-09-17T12:10:20.066490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012685
observed 88f3596a4a9c9ab5fb4aba6b4c3954b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:20.045420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012685/manifest.json
observed 6038a24c099508d3b9d4182f039f21e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:20.025890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012685/publication.md
observed 7ca05fac85275663e42401d675362e3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:20.004564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012685/publication.txt
observed 2d2255ebb379be52e721a64c9f948eb3...
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.