Nocturne

Recording by Dobrinka Tabakova.

Recording identifiers

ISRC
GBAJU1701136
CopyrightID (CopyrightChains transaction hash)
0x41c8d30819b0f9497ad30abb13d684b4d3056aa01782e0bc9738bcf15cba6334
Copyright registration time
2026-07-07T17:53:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:84cfe571e4dd40171602b5346de620cc48e150134524703602aac65c7aaa056b

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.