OpenTechnical

OT-2026-000015653

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000015653) never changes.

Identity and time

Publication numberOT-2026-000015653 · never reused
Internal UUID01a0ae6e-0c4b-7582-914e-0d6499e2b669 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015653
StatusPUBLIC

Content hashes

Canonical text8ef50b2cfaab450150cba63d1ca09d2503ec6b4bc2d4ad58f997c357e0200896
Markdown28b959e05538167c75f5bca674889e6bc62c40eabae8cd21a194710aebb76ff9
PDF
Publication page2a5ed3a092b19df6b61b422da719d456bf47d86ed287b6c9ae77eef3de169371
Manifest2cf68e119029f26be44e0b5c79b03bd7a1152d4c22bbe258d9cff20743ae41cb

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
SignatureR6oOme288GHcH4rtdYHPa6dBMSgOdswGNCZi2GBs+1n054GpzEeTn9xZSR6YtWvJebOmgeK3gLff/YLDMYGtBg==
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

2026-09-17T12:04:54.798912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015653
observed 2a5ed3a092b19df6b61b422da719d456...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:54.781485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015653/manifest.json
observed 2cf68e119029f26be44e0b5c79b03bd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:54.762175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015653/publication.md
observed 28b959e05538167c75f5bca674889e6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:54.744746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015653/publication.txt
observed 8ef50b2cfaab450150cba63d1ca09d25...
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.