Chanson de Matin, Op. 15 No. 2

Recording by Donald Sosin.

Recording identifiers

ISRC
HKI199717605
CopyrightID (CopyrightChains transaction hash)
0x2d954119ab6dd4bdd653430f8029b7c802cf6c5b92abecfef3cd6e9fddeaa1ef
Copyright registration time
2026-06-11T05:32:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:147cd5dbc1655bf2f5aaa99d1c34bb1fd1c3681603363a9bbbe407a0402e442d

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.