OpenTechnical

OT-2026-000062022

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented after 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-2026-000062022) never changes.

Identity and time

Publication numberOT-2026-000062022 · never reused
Internal UUID01a0ae8b-b8af-70d4-aab7-d909ed2b4122 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062022
StatusPUBLIC

Content hashes

Canonical text7e115eef9666df523a4afde94ee70265c92f5cf011093f883edcf1673a47e943
Markdown403f235b774cd2f9c01188e94b75a1644f1199b89346a697ecabf8d27329ef60
PDF
Publication page3dbebabb855c9686865e84c965258c9746e37c893761c71a207c7de64d4d57ac
Manifestba1143237758d009f719987a4c453d716a0e0b32e37718d840d97f475afd63d2

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
SignaturejPc6Jvs+RqsAf2nvpNkW5JAnGm0CRjqL5LAODm0LRnwHZNk/7zsEwvCgqrE+WzIVfYK/GO77EUbfOJcnkfCEDA==
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

2026-09-17T10:41:03.289517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062022
observed 3dbebabb855c9686865e84c965258c97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:03.267480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062022/manifest.json
observed ba1143237758d009f719987a4c453d71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:03.247666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062022/publication.md
observed 403f235b774cd2f9c01188e94b75a164...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:03.228580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062022/publication.txt
observed 7e115eef9666df523a4afde94ee70265...
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.