OpenTechnical

OT-2026-000017695

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000017695) never changes.

Identity and time

Publication numberOT-2026-000017695 · never reused
Internal UUID01a0ae6e-96fa-70f9-aade-1656a302a7b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017695
StatusPUBLIC

Content hashes

Canonical text9ff4bf57ffe6839b1e0fd0503330ce53cdd6d2448563b2c8e946cb01add00e7b
Markdown01c1a2dbec239b61a8bb8fe0705c85492c20f7d7f6f17fce57a3c5c7810da5d1
PDF
Publication pageab87b9df92c2a3671a692eed87b48cf6dc2270c966b5f8a745b28987cdf1206d
Manifesta90fa87b748a8eda9836c000b9c84fc51422ba45134d98d7c1f81c2368f355e5

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
SignatureIsJiOrvi+8bTpW8RgOosb0Gjkfi4G4Yob2ZcFOgD+5TypWVfwgMg1JzlQVwTVnxS/rk6D0cT8VnZQdFukr03Ag==
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

2026-09-17T12:01:38.541595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017695
observed ab87b9df92c2a3671a692eed87b48cf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:38.524179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017695/manifest.json
observed a90fa87b748a8eda9836c000b9c84fc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:38.507115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017695/publication.md
observed 01c1a2dbec239b61a8bb8fe0705c8549...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:38.489793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017695/publication.txt
observed 9ff4bf57ffe6839b1e0fd0503330ce53...
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.