Julsång

Recording by Hugo Alfvén.

Recording identifiers

ISRC
SEBAA2202208
CopyrightID (CopyrightChains transaction hash)
0xb814b52857a8cc90b2b048f90c16f2fd3f9b790cfa5703bd1dd805a05ee6eece
Copyright registration time
2026-01-28T19:48:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:25d1d79b3fd1ffd67f4eef9ec60a36aa2773ab38eba5dc9443cbcf59c1035c57

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.