OpenTechnical

OT-2026-000014248

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000014248) never changes.

Identity and time

Publication numberOT-2026-000014248 · never reused
Internal UUID01a0ae6d-b279-70a7-87f4-ce927103fbc9 · 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-2026-000014248
StatusPUBLIC

Content hashes

Canonical textf2e5048e224cac0c097eaa01d0c96b74367a5608998020913c71157e2a35abd6
Markdown312ae1f27a1c94956d442653071d6d13a3369f11fa438aabc70101265c0e11dd
PDF
Publication pagee12790742e2d8553bef5dc7026f6a726f94394c7aac9fe093e7e8282fa0f5c22
Manifestcf19f0833d530a7969f4914649d8eec77379c13c545359a46dc4e9bedafb2ad1

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
SignaturewEVXg4I0jOR6L8WpVBplgHRiaNa4+CzyG3szkaPoGiJPHTKBrDWUjA0Z43lPmkPzFsUPfZOM+pBDyimNk+mjDg==
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

2026-09-17T12:07:22.243805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014248
observed e12790742e2d8553bef5dc7026f6a726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:22.224195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014248/manifest.json
observed cf19f0833d530a7969f4914649d8eec7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:22.203914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014248/publication.md
observed 312ae1f27a1c94956d442653071d6d13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:22.185466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014248/publication.txt
observed f2e5048e224cac0c097eaa01d0c96b74...
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.