OpenTechnical

OT-2026-000053462

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, vented before 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-2026-000053462) never changes.

Identity and time

Publication numberOT-2026-000053462 · never reused
Internal UUID01a0ae85-0a90-7859-bc59-7b663b0f818e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053462
StatusPUBLIC

Content hashes

Canonical text3b6093be02a5c0b2d31230c6fd845a01888e47d394464213eb87c99ccfc08102
Markdowncc17fd1ee11fbff0228b92732679fad656fffe2a48b8d31775f9bef85cd861df
PDF
Publication paged27dee5cc958153a3e7e8e5f612df5d7a9df18658e91a2673ff183e757855158
Manifest5546a21164ee2799be1914857f8af0b9dddd035834ae74a5fc53df10caea4c3d

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
SignatureqUiYoWIqxdcawJjHyyWtl6EW6hAgcuNRgj7jzgc41ThLZ/9g9RcMZoNQi/E8ueq4R+uAdKxE9RwzzVUp7NNJDw==
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

2026-09-17T10:55:12.677023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053462
observed d27dee5cc958153a3e7e8e5f612df5d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:12.659193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053462/manifest.json
observed 5546a21164ee2799be1914857f8af0b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:12.640151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053462/publication.md
observed cc17fd1ee11fbff0228b92732679fad6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:12.623680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053462/publication.txt
observed 3b6093be02a5c0b2d31230c6fd845a01...
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.