Hark! The Herald-Angels Sing

Recording by Felix Mendelssohn.

Recording identifiers

ISRC
GBC3S1720425
CopyrightID (CopyrightChains transaction hash)
0x3c1aee775cf35baa7c669f94957dd2b775c05c3dd89971ec5d059d547c7c3a7a
Copyright registration time
2026-06-20T03:35:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:f4f2f108d2880897ba19b6531e95af10b584687ce98a7f0ad22ae4893dd98195

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.