Ave Maria - (Langs. Walzer / 30 BPM)

Recording by Tanz Orchester Klaus Hallen.

Recording identifiers

ISRC
NLHR51244850
CopyrightID (CopyrightChains transaction hash)
0x7ef9cd76279e5ce99818bb591bab4336e9a8998823082169f3e86568c150ba2f
Copyright registration time
2026-06-24T21:57:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:4e22b7898485bff3a89440d211b298f5a10e4fc5a1cf3d4ae8eba3a0bbef69b4

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.