ISRC SEWDL0701408
Verified recording
SEWDL0701408 is “Concerto in D Minor for 2 Violins, Strings and B.C, BWV 1043: II. Largo ma non tanto” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xd44706e49079b5e4c9041a323bf309aaf2365609a8716bf3f56bbc8c1c661072 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/SEWDL0701408.
Recording identifiers
- ISRC
- SEWDL0701408
- Title
- Concerto in D Minor for 2 Violins, Strings and B.C, BWV 1043: II. Largo ma non tanto
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xd44706e49079b5e4c9041a323bf309aaf2365609a8716bf3f56bbc8c1c661072
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2c8c565a040658ad1c9738b8ec30b82548d1eb2a8185b9384abe4002ff1c3d3c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0701408
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Concerto in D Minor for 2 Violins, Strings and B.C, BWV 1043: II. Largo ma non tanto · Machine-readable JSON-LD