OpenTechnical

OT-2026-000083025

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, sustained 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-2026-000083025) never changes.

Identity and time

Publication numberOT-2026-000083025 · never reused
Internal UUID01a0ae97-c961-70d1-b388-254ea405dd91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083025
StatusPUBLIC

Content hashes

Canonical textbf0db060493de6147a82a1c39df9c356b8a730fd99373786733741c1bc06570d
Markdownf52ac086278a329f6babad82f0bdaa286209cf4dcfecf66993e07b59f287c01c
PDF
Publication page41b4f80e193aa209be72dbde2eb9d99ba02f89ea796f86f9d479fede5b53c059
Manifesta1209ea85d17bd124e60927ecf59db994786ac2d366f56ccecf4e872fb012b66

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
SignaturetX8xd39sZiYfaYFmTzf3kz64jcdiwcGprC7FmPR8HRvuQNAIx13/hcNfdcpMEMqTkwLymuEBMyqRlQOP5FY+DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:00:20.396083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083025
observed 41b4f80e193aa209be72dbde2eb9d99b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:20.373406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083025/manifest.json
observed a1209ea85d17bd124e60927ecf59db99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:20.353145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083025/publication.md
observed f52ac086278a329f6babad82f0bdaa28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:19.884172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083025/publication.txt
observed bf0db060493de6147a82a1c39df9c356...
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.