ISRC HKI199337019
Verified recording
HKI199337019 is “Festgesang, MWV D4, "Gutenberg-Kantate": No. 2. (adap. W.H. Cummings as Hark! The Herald Angels Sing)” by Felix Mendelssohn,
registered on the CopyrightChains blockchain with CopyrightID
0xef896206bfce3c90ef61c8d21c6f6faabafb25d82bd25da9e160a053cb0c25f2 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199337019.
Recording identifiers
- ISRC
- HKI199337019
- Title
- Festgesang, MWV D4, "Gutenberg-Kantate": No. 2. (adap. W.H. Cummings as Hark! The Herald Angels Sing)
- Artist
- Felix Mendelssohn
- CopyrightID (CopyrightChains transaction hash)
0xef896206bfce3c90ef61c8d21c6f6faabafb25d82bd25da9e160a053cb0c25f2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:c50743ec121867b5a1917927803243ecfd1117542376c04d9f098f0dacbf9cc2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199337019
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Festgesang, MWV D4, "Gutenberg-Kantate": No. 2. (adap. W.H. Cummings as Hark! The Herald Angels Sing) · Machine-readable JSON-LD