Marlena

Recording by Bay City Rollers.

Recording identifiers

ISRC
USAR10400201
CopyrightID (CopyrightChains transaction hash)
0xd8ee2fbd1fdeaa31fe2c5726b9dbae5d0f93b101f6177250f42cc7c7a3787385
Copyright registration time
2026-07-03T13:07:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-21T16:13:56Z
Bitcoin block
957039
Canonical record hash
sha256:cbfddfb70d2e1bcb7dda65ec67db14a37d0b5e9b194d3ff5897eafb5b18d9418

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.