Adieu Nocturne No. 6 in D Minor -Abschied-

Recording by Carlos Marquez.

Recording identifiers

ISRC
GBSMU3856838
CopyrightID (CopyrightChains transaction hash)
0xb0b5c930690d2e1c0f57b0ac394323725b99c9721a1b70fdfb21ce0c87024b54
Copyright registration time
2026-06-19T18:03:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:410931d33100c9154621ed9e3d4f74a706fba16ea6a69faa09f70b38a0c5aca0

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.