ISRC QMDA62171673

Verified recording

QMDA62171673 is “St. Matthew Passion, BWV 244: Part II: No. 39. Aria: Erbarme dich (Alto)” by Johann Sebastian Bach, registered on the CopyrightChains blockchain with CopyrightID 0x15e2e88bab2e425ad1173ec35b3986481b395107e6f611131a98701455cc0411 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/QMDA62171673.

Recording identifiers

ISRC
QMDA62171673
Title
St. Matthew Passion, BWV 244: Part II: No. 39. Aria: Erbarme dich (Alto)
Artist
Johann Sebastian Bach
CopyrightID (CopyrightChains transaction hash)
0x15e2e88bab2e425ad1173ec35b3986481b395107e6f611131a98701455cc0411

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07+00:00
Bitcoin block
953513
Canonical record hash
sha256:897f46f80b0e6162ef07a589710489daab353721af172020a4cded95c45a3dfb
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62171673
Bitcoin block existence check
https://blockstream.info/api/block/953513

Full record

Track page: St. Matthew Passion, BWV 244: Part II: No. 39. Aria: Erbarme dich (Alto) · Machine-readable JSON-LD