ISRC HKI199278212
Verified recording
HKI199278212 is “Mer hahn en neue Oberkeet, BWV 212, "Peasant Cantata": Aria (Duetto): Mer hahn en neue Oberkeet” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xdd5e373083d8f0c81957e1570632ba256e2e84f36de6e71b546c670639ac2290 and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199278212.
Recording identifiers
- ISRC
- HKI199278212
- Title
- Mer hahn en neue Oberkeet, BWV 212, "Peasant Cantata": Aria (Duetto): Mer hahn en neue Oberkeet
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xdd5e373083d8f0c81957e1570632ba256e2e84f36de6e71b546c670639ac2290
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:5d1935c9d62a9cdda81f5040c0dc3623ae2153d41f69228ae91f1d62142eacf7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199278212
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: Mer hahn en neue Oberkeet, BWV 212, "Peasant Cantata": Aria (Duetto): Mer hahn en neue Oberkeet · Machine-readable JSON-LD