OpenTechnical

OT-2026-000016331

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, 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-2026-000016331) never changes.

Identity and time

Publication numberOT-2026-000016331 · never reused
Internal UUID01a0ae6e-2d12-73b2-bfa9-6ae86883747b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016331
StatusPUBLIC

Content hashes

Canonical text1a687e873b93ea9e92db6b0a4c2f3d5292bacafab0e2b3637f640d58a257c63a
Markdown7d2bc92562f48f4306033958f02b8d286755c61a26124eacc2c9ee8208e1a81b
PDF
Publication pagee6eafab48759b94b46445201709b89a0556ed6c6ba65d755db58e5581a3eafac
Manifest441f110515329951e09ec5d020595ac6e42ab0ac19dc3cddf9644b812ce64e65

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
Signature58MLPtntNvNodo/MzUQSBg8SWa1GxvPxyyJ2QxzRVRzAaWnFxluV4Cz9QGB1a1yCVPxntJnisBjnHdYd4wuRAg==
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

2026-09-17T12:03:50.156944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016331
observed e6eafab48759b94b46445201709b89a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:50.138596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016331/manifest.json
observed 441f110515329951e09ec5d020595ac6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:50.120655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016331/publication.md
observed 7d2bc92562f48f4306033958f02b8d28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:50.102126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016331/publication.txt
observed 1a687e873b93ea9e92db6b0a4c2f3d52...
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.