Maiglöckchen läutet in dem Tal

Recording by B. Spiess.

Recording identifiers

ISRC
DEF076106080
CopyrightID (CopyrightChains transaction hash)
0xfe1e261e60500af62dec36736b3e225ec4f62b2a31120d0d7add4a1ba7ef3ca9
Copyright registration time
2026-07-30T10:48:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T11:13:28Z
Bitcoin block
960250
Canonical record hash
sha256:0678456905dec46d99c369b26c6e32346a47ba9094224a10528c878fdb212732

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.