ISRC HKI199279921
Verified recording
HKI199279921 is “St. Matthew Passion, BWV 244: No. 21 Rezitativ: Und ging hin ein wenig” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xca1cf7dbc50682c8e42ab564bbeb8721fc62f0c477abb5aaa80304727c4e1aa7 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279921.
Recording identifiers
- ISRC
- HKI199279921
- Title
- St. Matthew Passion, BWV 244: No. 21 Rezitativ: Und ging hin ein wenig
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xca1cf7dbc50682c8e42ab564bbeb8721fc62f0c477abb5aaa80304727c4e1aa7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:4b3ef811a846f925b2c82d0d08fee7a889a2c7f3dcc9d4ce985c97ff17a6246c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279921
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: St. Matthew Passion, BWV 244: No. 21 Rezitativ: Und ging hin ein wenig · Machine-readable JSON-LD