Serenade in E Major, Op. 22: II. Tempo Di Valse

Recording by Antonín Dvořák.

Recording identifiers

ISRC
DEA580600320
CopyrightID (CopyrightChains transaction hash)
0x49e8d18a0a25f37375c46ac3f6dc7293ffb44732bc3544e358da538d3088983e
Copyright registration time
2026-07-31T11:13:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41Z
Bitcoin block
960397
Canonical record hash
sha256:11d58c2a9aadb32e37daf417e1a12224cbb772f58db8611aae070479c06151c2

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.