OpenTechnical

OT-2026-000059634

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000059634) never changes.

Identity and time

Publication numberOT-2026-000059634 · never reused
Internal UUID01a0ae89-ec24-7d7c-a90d-d684f721adbc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059634
StatusPUBLIC

Content hashes

Canonical text02447e8bcc1f2d3a742baed31aa40bc0b1cb94f1fd935c299d09ad2e4c418b7c
Markdownd61fec2849c3225de685cd235f19dc776e719ad8a823b1a56d34eca1caabc014
PDF
Publication paged49add10671a32b730b266b3913b911deebb0fb68aed5b37a723a76bf31055f6
Manifest0231b14bf5c134928c0f95a98c815d15e3a176404f308284acbcb99a90b53123

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
Signature+lhDd626qHUIYuAFeokjoc4pM1uZBqHo7BVpz/DrUNfDYLBzXL6zUh1ZqUi5SBaKQs+anC07Xn5dmPVc8FvwDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:19.455213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059634
observed d49add10671a32b730b266b3913b911d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:19.436860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059634/manifest.json
observed 0231b14bf5c134928c0f95a98c815d15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:19.419609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059634/publication.md
observed d61fec2849c3225de685cd235f19dc77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:19.400119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059634/publication.txt
observed 02447e8bcc1f2d3a742baed31aa40bc0...
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.