Sérénade, Op. 84

Recording by Leonhard von Call.

Recording identifiers

ISRC
ES17B2400896
CopyrightID (CopyrightChains transaction hash)
0x7ec56a1564bfdba6408441f81b0f16bc88197d43c2ef650fdbd4a7e9594d0b5d
Copyright registration time
2026-07-31T04:50:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T05:17:02Z
Bitcoin block
960348
Canonical record hash
sha256:2cdce672e6254d3952e41fea6991eb5ab82c7caf24c687351d90ee899949a751

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.