ISRC SEAEK9931120
Verified recording
SEAEK9931120 is “Ich hatte viel Bekümmernis, BWV 21: Chorus. Ich hatte viel Bekummernis in meinem Herzen (Leipzig Version)” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x5a2619cb93325ae7a65c186105bcf4592d48cf73590041b1b82812a408381af0 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/SEAEK9931120.
Recording identifiers
- ISRC
- SEAEK9931120
- Title
- Ich hatte viel Bekümmernis, BWV 21: Chorus. Ich hatte viel Bekummernis in meinem Herzen (Leipzig Version)
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x5a2619cb93325ae7a65c186105bcf4592d48cf73590041b1b82812a408381af0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:8f7f08441fe63dd86bb3e9f949a1b9e6eb28a566d3bdf8788c68d4b063274dfa- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEK9931120
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Ich hatte viel Bekümmernis, BWV 21: Chorus. Ich hatte viel Bekummernis in meinem Herzen (Leipzig Version) · Machine-readable JSON-LD