ISRC DEN960000381
Verified recording
DEN960000381 is “Cantata, BWV 94 "Was frag ich nach der Welt": No. 1 Chorus: "Was frag ich nach der Welt"” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xc4dd18e6dd7c7b5ff3c2cdff3d4194e78435e26833e700ad4954b7351e338c20 and independently timestamped
in Bitcoin block 960288 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960000381.
Recording identifiers
- ISRC
- DEN960000381
- Title
- Cantata, BWV 94 "Was frag ich nach der Welt": No. 1 Chorus: "Was frag ich nach der Welt"
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xc4dd18e6dd7c7b5ff3c2cdff3d4194e78435e26833e700ad4954b7351e338c20
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:41:38+00:00
- Bitcoin block
- 960288
- Canonical record hash
sha256:89f1aeaf5825fcafb993bd56bb4496770540dc795a71df115051f91cc8821405- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960000381
- Bitcoin block existence check
- https://blockstream.info/api/block/960288
Full record
Track page: Cantata, BWV 94 "Was frag ich nach der Welt": No. 1 Chorus: "Was frag ich nach der Welt" · Machine-readable JSON-LD