OpenTechnical

OT-2026-000066342

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000066342) never changes.

Identity and time

Publication numberOT-2026-000066342 · never reused
Internal UUID01a0ae8e-8dc4-78e4-8ab7-24eb436639f4 · 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-2026-000066342
StatusPUBLIC

Content hashes

Canonical textb3ea872375573c3751d54b7ac074ad29dd9919c68a19ab98de8e22e972aaba8b
Markdown035a905aed9dce7c6dfbeb8a7d2ee620310f8de10fd35105b5148fe93a42350e
PDF
Publication pagea12695e5fbb07349133c27135a05727f0bcaca832acf57f24ba27f13c8728c8c
Manifestf67b625840e51309cd1786fa09fefce952a236232f51d7761bd3f7f90bd1efbc

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
Signature/Zv/p7O+kY/gqaUaQoUIxO0SsfET3DLeQV7BH9IiSmaD51su30trpWRmRaNp2J2dJHCcI+r4JPwtb2W4zyuLAA==
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

2026-09-17T10:33:32.085897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066342
observed a12695e5fbb07349133c27135a05727f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:32.065270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066342/manifest.json
observed f67b625840e51309cd1786fa09fefce9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:32.046946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066342/publication.md
observed 035a905aed9dce7c6dfbeb8a7d2ee620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:32.028128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066342/publication.txt
observed b3ea872375573c3751d54b7ac074ad29...
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.