OpenTechnical

OT-2026-000054085

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000054085) never changes.

Identity and time

Publication numberOT-2026-000054085 · never reused
Internal UUID01a0ae85-b3a7-7a09-b4c8-999a3ed42748 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054085
StatusPUBLIC

Content hashes

Canonical text9e9f96b53f90ba150ee004814d532b3995dc228e8663346b31282cc6df64d95c
Markdownb856ad2c54728ad734fbe0ec825348e33481ac840d8563643a82f96fd6444cf5
PDF
Publication pagea276bb3c0c98e6ffa2e0abd00d50965b747207f228594829cb29c52b71e97d6d
Manifest16e7641f673735e51bec1d1e4c7af9f9556f16db21b0e5cddb9cdf81b292f994

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
Signature206AeEqCVyaVqp0HnxPWWHbP4zkKNM8zYb5iGxFbC4DTxgmeufyBijXyL90Y5NZqocsADZa/0djd4DHbFUg4BQ==
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

2026-09-17T10:54:28.132260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054085
observed a276bb3c0c98e6ffa2e0abd00d50965b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:28.113226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054085/manifest.json
observed 16e7641f673735e51bec1d1e4c7af9f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:28.095655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054085/publication.md
observed b856ad2c54728ad734fbe0ec825348e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:28.072199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054085/publication.txt
observed 9e9f96b53f90ba150ee004814d532b39...
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.