ISRC US7850810348
Verified recording
US7850810348 is “Festgesang, MWV D4 "Gutenberg-Kantate": No. 2 (Adap. W.H. Cummings as Hark! The Herald Angels Sing) [Arr. R. Proulx for Choir]” by Felix Mendelssohn,
registered on the CopyrightChains blockchain with CopyrightID
0x05d7eaad1175037e2ce0b771416a072fcc52e9a28d14d97855cf7af5ad8a201d and independently timestamped
in Bitcoin block 960264 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US7850810348.
Recording identifiers
- ISRC
- US7850810348
- Title
- Festgesang, MWV D4 "Gutenberg-Kantate": No. 2 (Adap. W.H. Cummings as Hark! The Herald Angels Sing) [Arr. R. Proulx for Choir]
- Artist
- Felix Mendelssohn
- CopyrightID (CopyrightChains transaction hash)
0x05d7eaad1175037e2ce0b771416a072fcc52e9a28d14d97855cf7af5ad8a201d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:36:16+00:00
- Bitcoin block
- 960264
- Canonical record hash
sha256:9d06199ec335454e936499619a3cec1abbf7dde99c78b43d9c5cde1443ec8a34- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US7850810348
- Bitcoin block existence check
- https://blockstream.info/api/block/960264
Full record
Track page: Festgesang, MWV D4 "Gutenberg-Kantate": No. 2 (Adap. W.H. Cummings as Hark! The Herald Angels Sing) [Arr. R. Proulx for Choir] · Machine-readable JSON-LD