Gustav II Adolf Suite, Op. 49: Elegy

Recording by Hugo Alfvén.

Recording identifiers

ISRC
SEAGA8611060
CopyrightID (CopyrightChains transaction hash)
0xaa87a341a871fba0ef105580aec170dd1c5b3f53a76f1018c6ae8a3a93017764
Copyright registration time
2026-01-28T20:40:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:887b6ffb8e8a684f6699b4774ee74184f0c2372d6f8d0b3975d1b7224ae289aa

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.