ISRC DEE219900408

Verified recording

DEE219900408 is “Kantate BWV 77: "Ach es bleibt in meiner Liebe lauter Unvollkommenheit"” by Johann Sebastian Bach, registered on the CopyrightChains blockchain with CopyrightID 0xd89a76fe475fe76f06e854ea3238a06000c296af2b07def032b713f7bcb82104 and independently timestamped in Bitcoin block 960418 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE219900408.

Recording identifiers

ISRC
DEE219900408
Title
Kantate BWV 77: "Ach es bleibt in meiner Liebe lauter Unvollkommenheit"
Artist
Johann Sebastian Bach
CopyrightID (CopyrightChains transaction hash)
0xd89a76fe475fe76f06e854ea3238a06000c296af2b07def032b713f7bcb82104

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T15:20:15+00:00
Bitcoin block
960418
Canonical record hash
sha256:1bc3cf9a112e064f265d242374c2db64d22b81f0b3f7f56a77d88362711d9664
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE219900408
Bitcoin block existence check
https://blockstream.info/api/block/960418

Full record

Track page: Kantate BWV 77: "Ach es bleibt in meiner Liebe lauter Unvollkommenheit" · Machine-readable JSON-LD