OpenTechnical

OT-2026-000014367

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pulsed blow-off before set-down, on a tool changer

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-2026-000014367) never changes.

Identity and time

Publication numberOT-2026-000014367 · never reused
Internal UUID01a0ae6d-b27a-7a63-ae87-273c54d233fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014367
StatusPUBLIC

Content hashes

Canonical texte747bd573d63312604fed14152113cfcf44239818f6c6192bf7c3ab0dbf24027
Markdowndc4b305d2960b3d4e014479530a31162246c9d30e681a78c0574b5aec2853808
PDF
Publication pageddf36ad6171db7b39310868b66dfc27e6eda8000dc97f47aec4e7af37f4ab8e9
Manifestb46a5ccbb69de2e172c6b233ad0476f8d0d35eece0888701ac86f887cbe107a3

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
Signaturei0dcxshIZM9PvAqZYqkPg2/5Qm0UVM2mAbmPynfnL8s4FodOp2n4siCKf0uHNUJA2iA9FP8yueDkXX19IPIfDg==
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

2026-09-17T12:10:06.753957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014367
observed ddf36ad6171db7b39310868b66dfc27e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:06.735491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014367/manifest.json
observed b46a5ccbb69de2e172c6b233ad0476f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:06.717295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014367/publication.md
observed dc4b305d2960b3d4e014479530a31162...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:06.699505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014367/publication.txt
observed e747bd573d63312604fed14152113cfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:12.831722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014367
observed ddf36ad6171db7b39310868b66dfc27e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:12.813845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014367/manifest.json
observed b46a5ccbb69de2e172c6b233ad0476f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:12.796046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014367/publication.md
observed dc4b305d2960b3d4e014479530a31162...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:12.777361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014367/publication.txt
observed e747bd573d63312604fed14152113cfc...
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.