Gustav Adolf II, Op. 49: I. Vision

Recording by Hugo Alfvén.

Recording identifiers

ISRC
SEBAA1204101
CopyrightID (CopyrightChains transaction hash)
0x6ffa4ec5f414c6f08b09edb414a500720224557099ec01506a709cbd640f4a5c
Copyright registration time
2026-01-28T17:48:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:c00bab09f377cc6f2bb53a64f27efb6ded6d3b24d40d9b5fcd46f17e8d18c547

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.