Castelia City

Recording identifiers

ISRC

QZDA52398670

CopyrightID (CopyrightChains transaction hash)

0xad8e4b6af1680c957c3ce7ed72f38d7162a40d1cfe8a0609475e25efb01b2cbc

Copyright registration time

2026-07-07T17:57:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T03:20:19Z

Bitcoin block

957118

Canonical record hash

sha256:67b238635f38c0095538f34b4064e000813833565a990f1ea97d153be66b11f3

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.