OpenTechnical

OT-2026-000066170

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented after 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-2026-000066170) never changes.

Identity and time

Publication numberOT-2026-000066170 · never reused
Internal UUID01a0ae8e-8dc3-704c-a79a-359eaed02a5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066170
StatusPUBLIC

Content hashes

Canonical text94c0ec7f36a55a5374f05073721bdd303f87df67f3f02d49db07001f1a915a13
Markdown5ce3ff4691670a7e4f60fd7b2c111823ae2a5795ceccd1937a6fd240581a1066
PDF
Publication pagecf0d37a0a4fed33e28926c0b4255c44b6e13f2c50bea2ea69d1994e68a324de8
Manifest957b383305c9b1748c2811462fddc20a7c727a6a07437415373552fc14de7edf

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
SignatureJ6MvBHJ+hzC2nZxpeotfhWYBKcDJJuTbvsmvh/e8WZkmPgePekt3qUFEv01pEmfv0x9XOPLXsZVuQd7OB1hGBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T08:51:07.526482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066170
observed cf0d37a0a4fed33e28926c0b4255c44b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:07.506124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066170/manifest.json
observed 957b383305c9b1748c2811462fddc20a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:07.486683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066170/publication.md
observed 5ce3ff4691670a7e4f60fd7b2c111823...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:07.339363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066170/publication.txt
observed 94c0ec7f36a55a5374f05073721bdd30...
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.