5 Lieder, Op. 47: No. 3, Sonntag

Recording identifiers

ISRC

FR50X2414521

CopyrightID (CopyrightChains transaction hash)

0xbc66e658f2363b57b3de494effa8d348a13e7e5d27947d4e9d8507d90d0b6985

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-29T23:39:29Z

Bitcoin block

960166

Canonical record hash

sha256:1883a400dae32698ca70a41384551f4adac5045d21bb9ca9fea61b3307946c9d

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.