Duvans sång på liljekvist

Recording by Hugo Alfvén.

Recording identifiers

ISRC
SEBAA2202212
CopyrightID (CopyrightChains transaction hash)
0xf3a0bdbb5a9fac0e46bb9ac496872b272a01f07005532798aab5940ffb42cae6
Copyright registration time
2026-01-28T19:46:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:6fba9a016cfed23a6fa637402fe2c54dd25bf35dff4e549e423ce72fabf3dca4

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.