OpenTechnical

OT-2026-000025684

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold 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-2026-000025684) never changes.

Identity and time

Publication numberOT-2026-000025684 · never reused
Internal UUID01a0ae71-9bc9-72b9-96da-73f378cd58d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025684
StatusPUBLIC

Content hashes

Canonical text2154918894a7e14f084f5db118b15a993207e50d5866c0e7f5242e6950ee6d6a
Markdown3490fbc2f71666d5a291a75a2c92cc2a7139010c8e37d9500f6472599578dc72
PDF
Publication page76c21193b2642042070483b026de0c8922450de0b84dff12fa66bff9b35233c6
Manifest9ddaf02407a09e22936cde38cfdebd0744d314ecc02f96e4a14bff17389845a8

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
Signature9Bv9IFVARuAt0tjEqSfSV/LY2P2MSRAESxCTHM2hTrBCZ99VdIB8sju/1+2RqR0QdBY6IzN0YL4UhkgNkt+bCg==
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

2026-09-17T11:46:53.666116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025684
observed 76c21193b2642042070483b026de0c89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:53.648218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025684/manifest.json
observed 9ddaf02407a09e22936cde38cfdebd07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:53.628946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025684/publication.md
observed 3490fbc2f71666d5a291a75a2c92cc2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:53.600641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025684/publication.txt
observed 2154918894a7e14f084f5db118b15a99...
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.