ISRC HKI199207603

Verified recording

HKI199207603 is “Ein feste Burg ist unser Gott, BWV 80: Recitative: Erwage doch, Kind Gottes, die so grosse Liebe (Bass)” by Johann Sebastian Bach, registered on the CopyrightChains blockchain with CopyrightID 0x7f8d2954f9f2208c1608c7f8bef994fb1e4edd183fe227275ce91d1001922d20 and independently timestamped in Bitcoin block 956304 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199207603.

Recording identifiers

ISRC
HKI199207603
Title
Ein feste Burg ist unser Gott, BWV 80: Recitative: Erwage doch, Kind Gottes, die so grosse Liebe (Bass)
Artist
Johann Sebastian Bach
CopyrightID (CopyrightChains transaction hash)
0x7f8d2954f9f2208c1608c7f8bef994fb1e4edd183fe227275ce91d1001922d20

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:9273e7a537d0b0be47ff4b87faf37d854d57a2604805f1e127d1923e20fd14bc
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199207603
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Ein feste Burg ist unser Gott, BWV 80: Recitative: Erwage doch, Kind Gottes, die so grosse Liebe (Bass) · Machine-readable JSON-LD