OpenTechnical

OT-2026-000059452

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000059452) never changes.

Identity and time

Publication numberOT-2026-000059452 · never reused
Internal UUID01a0ae89-8617-71fe-8ac9-dd83ef38b299 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059452
StatusPUBLIC

Content hashes

Canonical textf1464ff2acbf12df3402462393640c64139f74a017f2aca2a173464568108c9b
Markdown26dfd3c99be2e3435e7d18e98c02200f424de91926127f56c1da45bddfb3c765
PDF
Publication page6506e79c7a43a17fb8917a18bb846a4ca22c7f0c6d0e3d1db498ac9695617b2e
Manifestf17f37518986b63e6cade17e2ea87febef29762319508a2aa016030f48d1c862

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
SignaturevmHqY7vQivi9gxba54FpVF/3h1jLl5xGNPZ8717IuiiUAqNrIzv3ADLTU85XZuIahZClrfcf3shG0u3dVasBCQ==
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

2026-09-17T10:46:06.535783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059452
observed 6506e79c7a43a17fb8917a18bb846a4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:06.518937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059452/manifest.json
observed f17f37518986b63e6cade17e2ea87feb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:06.496130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059452/publication.md
observed 26dfd3c99be2e3435e7d18e98c02200f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:06.468825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059452/publication.txt
observed f1464ff2acbf12df3402462393640c64...
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.