OpenTechnical

OT-2026-000014993

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000014993) never changes.

Identity and time

Publication numberOT-2026-000014993 · never reused
Internal UUID01a0ae6d-d096-7dcc-98c4-873efcca6dab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014993
StatusPUBLIC

Content hashes

Canonical text23dec84a321755e47738de91e48bf408dcb5079fa6635722dc8b7228229885df
Markdownaa983cdaf0dcd257327e7f32c2bac8069342e9ffd3fc33a05bfcdd96dd312c92
PDF
Publication pagebc22b47d282ddcc51eee808704217046f466b74d21842919c920c893e0de8c8e
Manifestc9e0d403c98d184b550c1760ed3abb5e564008c61b867bc503618179421e0770

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
SignatureoMR0dccVg91jnZJ1SCoO7VQym3rP5iRvCxKalUsqEmEbSDPD9SdhKBJ+8VE2nYX3SVsPZVr2b6OiMRdvwSPEBQ==
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

2026-09-17T12:06:57.407298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014993
observed bc22b47d282ddcc51eee808704217046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:57.387330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014993/manifest.json
observed c9e0d403c98d184b550c1760ed3abb5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:57.368714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014993/publication.md
observed aa983cdaf0dcd257327e7f32c2bac806...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:57.350544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014993/publication.txt
observed 23dec84a321755e47738de91e48bf408...
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.