OpenTechnical

OT-2026-000055542

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000055542) never changes.

Identity and time

Publication numberOT-2026-000055542 · never reused
Internal UUID01a0ae86-a102-76a5-9ca4-a1699c823ad5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055542
StatusPUBLIC

Content hashes

Canonical textc746fbf79b913545d7fd901acf5810592fb5b273fe0ce6a0d019705e61a79d6f
Markdown6a36f328bff8393dd37319243052c281f098b9e5bbe2afac77e0526007821dfe
PDF
Publication page38814e78d036a2c822fc01c281a56e6ce0af215fc7dbdfb83aed1f0b55062ce9
Manifest50088b5fc8bda8f694232d07e5c8c3bdec90ce4f8908bf32034fe3aa42c8ffb8

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
SignaturewKnObYml4/SlQ9VyBQ8BF8vJPG6kkaoZCFIUI80Gerhj+G84mQpPHDstZlXpG/3LFzM5u81QGA+bEtNqYcyYCQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:45.560388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055542
observed 38814e78d036a2c822fc01c281a56e6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:45.541393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055542/manifest.json
observed 50088b5fc8bda8f694232d07e5c8c3bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:45.523676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055542/publication.md
observed 6a36f328bff8393dd37319243052c281...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:45.506907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055542/publication.txt
observed c746fbf79b913545d7fd901acf581059...
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.