Symfoni

Recording by Björn Holmgren.

Recording identifiers

ISRC
SEUM72300229
CopyrightID (CopyrightChains transaction hash)
0x43d3471fe647773f5d28df4e87c6021027788becc5e0b5418d3ca42435a13387
Copyright registration time
2026-06-06T21:14:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:47b68785fb96f3e62d3348d631678ffbc1ce5f5ebcd75f50abbf6ea0b75e568b

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.