Gustav Adolf II, Op. 49: VII. Elegi

Recording by Hugo Alfvén.

Recording identifiers

ISRC
SEBAC0009110
CopyrightID (CopyrightChains transaction hash)
0xbf279047994c31cd6bb0dbf0cf08c2fa33a4885dabea76dc2030272b638ccbe9
Copyright registration time
2026-01-28T21:07:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:d788a8f1c79caf2f9ac363b35bac4b6a77cb4b7cc86d77c1b5adafee2de0b0de

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.