Berceuse In D Flat, Op. 57: Andante

Recording identifiers

ISRC

DEF056502040

CopyrightID (CopyrightChains transaction hash)

0x36337fd925439baee5ba31c0ca5002735b3a5d0ccbdb0b1074a596d86518ebd3

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T08:26:41Z

Bitcoin block

960368

Canonical record hash

sha256:c95973d73f8c8281c99f15edf399914a4d6c87f0d6ad2391af21c650c47454a8

• 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.