Gustav Adolf II, Op. 49: VII. Elegi

Recording by Hugo Alfvén.

Recording identifiers

ISRC
SEBAA1204107
CopyrightID (CopyrightChains transaction hash)
0x9990aaabd7e7cbff7b1af4c7679747a2b470410142ed07d2fe253535e5d1c4ee
Copyright registration time
2026-01-28T23:09:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:cb8a4d2eb7494a15dbb415d848d574d77c6f18a5263c2814d7bef937da06b6d1

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.