Ten Pieces, Op. 24: Romance, Op. 24: No. 4

Recording by Jean Sibelius.

Recording identifiers

ISRC
FIHSD1500004
CopyrightID (CopyrightChains transaction hash)
0x804e920693359fbfb1d2ee5995c57b5c2de210ee7f6ad089f7fd07b421186e9c
Copyright registration time
2026-07-29T17:18:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:33b11ccb92b16410b6b5761106733a52bc47d30b11fdb54d69cc5dc1c032d7a8

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.