Berceuse, Op. 16 (arr. for flute and harp)

Recording by Donald Sosin.

Recording identifiers

ISRC
HKI199717603
CopyrightID (CopyrightChains transaction hash)
0xd16bf9cc6764a5be1179b402fe655d4ecef3d5a3742eae6d5a6721434bbbc8cf
Copyright registration time
2026-06-17T03:56:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:4de7039d970014a949313e3dbc97f902dffbfd8708cec2c3e09c65e837083ff9

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.