Gustav Adolf II, Op. 49: VIII. Breitenfeld

Recording by Hugo Alfvén.

Recording identifiers

ISRC
SEBAC0009120
CopyrightID (CopyrightChains transaction hash)
0xa8aa55ba9a7fdcce30c8eee3235f07712005ba1aa0ed1eba4ab01358fb33de1f
Copyright registration time
2026-01-28T21:07:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:47b5c64234befec2743118be4c48a1ce1a21815dcf7e62dd69a8584a40fa80d1

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.