Lost in the City

Recording by Dong Yun-chang.

Recording identifiers

ISRC
TWC010201640
CopyrightID (CopyrightChains transaction hash)
0x578b5b923124f3910c8a35d51ce4cacb613a162486ef1c857c3230bb1a907a0e
Copyright registration time
2026-07-03T10:12:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4d17a29569765174d454ba070ed8230f7442ea02420fc2ce9ed9ed2a41ab5f52

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.