Intermezzo In A, Op. 118, No. 2

Recording by Modern Mandolin Quartet.

Recording identifiers

ISRC
USWH19501093
CopyrightID (CopyrightChains transaction hash)
0xdf219d26cc425f65ae85f8df8b8e8d299fde154b5e68cf118c13049a7a6b3d6d
Copyright registration time
2026-07-30T10:20:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T10:42:33Z
Bitcoin block
960247
Canonical record hash
sha256:4a92af93f5e68638e28c1d9fb4690d4952eb17064e6fd35513311bcc18bf62b6

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.