ISRC QMDA62171664
Verified recording
QMDA62171664 is “St. Matthew Passion, BWV 244: Part II: No. 30. Aria and Chorus: Ach! Nun ist mein Jesus hin (Alto, Chorus)” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xb7963d792c0979c843b89d73146c6e01dd087ccc751b1a57df3b79d9b79f2ab3 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62171664.
Recording identifiers
- ISRC
- QMDA62171664
- Title
- St. Matthew Passion, BWV 244: Part II: No. 30. Aria and Chorus: Ach! Nun ist mein Jesus hin (Alto, Chorus)
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xb7963d792c0979c843b89d73146c6e01dd087ccc751b1a57df3b79d9b79f2ab3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:2d9e2047ed656d95673733612c92a14f65ff73a27bdebcd012e061f1c2dd9c31- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62171664
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: St. Matthew Passion, BWV 244: Part II: No. 30. Aria and Chorus: Ach! Nun ist mein Jesus hin (Alto, Chorus) · Machine-readable JSON-LD