Symphony No. 5, Op. 50: Ia. Tempo giusto

Recording by Carl Nielsen.

Recording identifiers

ISRC
DEN962201971
CopyrightID (CopyrightChains transaction hash)
0x943ae6fa015212773424dc4b45434e5cf1c4550fc97f91c2c2ff75ce0a22af56
Copyright registration time
2026-06-24T14:40:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:02466d0f9158622ee82fed2e1c2545cf9a8093b69fd5493934a2981fa630dc6d

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.