OpenTechnical

OT-2026-000065172

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000065172) never changes.

Identity and time

Publication numberOT-2026-000065172 · never reused
Internal UUID01a0ae8e-1df9-79ab-a034-40c066d27b2a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065172
StatusPUBLIC

Content hashes

Canonical text57135734112c92ddeaab7583abfcfcb62c5712cad8c63121742b6c172e39a437
Markdowncc92be1668fc75515544011c6c79fd7297c23dccda1d33195eb50e21f7fd23df
PDF
Publication page5f474da41ab03831a9de792053e5d983475c8ed7eacbb5a4034660d358fa28be
Manifest9508012913ab0664bcefdc1337b71e920a0afc5af8fe68b238cd6f41b1f7ba1e

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
SignatureJunwCxXyD4I25jtLFaliA6xdtWxaKZBWyqn9NMELo7IfpP1Qm1QPVBJw+T1F4rI+oUvUZrgfopQbiGhuJYDXBw==
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

2026-09-17T10:35:00.865614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065172
observed 5f474da41ab03831a9de792053e5d983...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:00.848615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065172/manifest.json
observed 9508012913ab0664bcefdc1337b71e92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:00.830716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065172/publication.md
observed cc92be1668fc75515544011c6c79fd72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:00.813237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065172/publication.txt
observed 57135734112c92ddeaab7583abfcfcb6...
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.