ISRC NLK170300189
Verified recording
NLK170300189 is “ihr werdet weinen und heulen BWV 103: Recitative: Wer sollte nicht in Klagen untergehn” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x3c7c6d0f58902e07b1a22095e9171e97e9bde1cec613b23d10a05505304fab9c and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLK170300189.
Recording identifiers
- ISRC
- NLK170300189
- Title
- ihr werdet weinen und heulen BWV 103: Recitative: Wer sollte nicht in Klagen untergehn
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x3c7c6d0f58902e07b1a22095e9171e97e9bde1cec613b23d10a05505304fab9c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:d62c09962b5c6b858a5d4e0686e085618d1c6b17fa4c6eba0e0f385c624e51a5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLK170300189
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: ihr werdet weinen und heulen BWV 103: Recitative: Wer sollte nicht in Klagen untergehn · Machine-readable JSON-LD