Hör I Orphei Drängar (Hear Orphean Serfs)

Recording by Hugo Alfvén.

Recording identifiers

ISRC
SEAEG9333010
CopyrightID (CopyrightChains transaction hash)
0x61ef3c2ee616b6813eac64eeda0d78657e26b70ca92686851e989d67a0387b57
Copyright registration time
2026-07-06T09:57:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T09:18:01Z
Bitcoin block
957020
Canonical record hash
sha256:bb1d4f64d19925d15c2436817a30afe7a822101eb3e6eb112ccf9d07f2059fa8

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.