OpenTechnical

OT-2026-000066462

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000066462) never changes.

Identity and time

Publication numberOT-2026-000066462 · never reused
Internal UUID01a0ae8e-ce40-7fba-a8ca-41f5edf41463 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066462
StatusPUBLIC

Content hashes

Canonical text88e45f2f7e49c8718c14af327b9c2bd635aa4c3a9615840def4314f59e326ff7
Markdown3d930b439167429b383a3970084dab8189154ffc57dc18c4745a9655949ae277
PDF
Publication pagec4fab40e5f1cd6f8c1d18b60d3fb327ba18da6dade0209f9ff7d2ab31d5a533e
Manifestc1945a33023356517057a964ed7b700f3a8d0e3449cba32e0e51186f0ce44736

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
Signaturebiz3hxooITCG0h8lMCm3QmS2AkUi+EHBvRguJO9xEhvtUC5/KswLEyuJk3+tGoTGZYB/nwnigr9NzKK3zDM8Cg==
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

2026-09-17T10:32:42.748968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066462
observed c4fab40e5f1cd6f8c1d18b60d3fb327b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:42.732017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066462/manifest.json
observed c1945a33023356517057a964ed7b700f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:42.715268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066462/publication.md
observed 3d930b439167429b383a3970084dab81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:42.700096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066462/publication.txt
observed 88e45f2f7e49c8718c14af327b9c2bd6...
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.