Gustav Adolf II, Op. 49: VI. Menuett

Recording by Hugo Alfvén.

Recording identifiers

ISRC
SEBAC0009100
CopyrightID (CopyrightChains transaction hash)
0xa4d9a12adaf0b925e141d16bb1f93099835641bfbbb0e6ec0816f6cd41b3abf2
Copyright registration time
2026-01-28T22:22:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:bad41543e39af07d00e674e7d1dc8dda0b92a058236d7b9a80188bfc671f0dcd

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.