Hark the Herald Angels Sing

Recording by Felix Mendelssohn.

Recording identifiers

ISRC
QMBZ91533283
CopyrightID (CopyrightChains transaction hash)
0x98e29c6dfcd3ce6d1a27b66794f14da5180edeefa0ab45b64fcde16f62ee58cd
Copyright registration time
2026-07-07T12:08:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:9819d1e2114f1ba5bcb8f90df6ae92f6d1ec880f05f4224bc638b6768d1144fb

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.