ISRC QZTAS2173381
Verified recording
QZTAS2173381 is “Piece Of Heart - Short Edit” by MARTIN K4RMA,
registered on the CopyrightChains blockchain with CopyrightID
0x3cd79eb00348cd0fae65a6dc0dbb3f9e4ef31d8bbdcfe49640187ca32e15f1ac and independently timestamped
in Bitcoin block 960150 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAS2173381.
Recording identifiers
- ISRC
- QZTAS2173381
- Title
- Piece Of Heart - Short Edit
- Artist
- MARTIN K4RMA
- CopyrightID (CopyrightChains transaction hash)
0x3cd79eb00348cd0fae65a6dc0dbb3f9e4ef31d8bbdcfe49640187ca32e15f1ac
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:51:49+00:00
- Bitcoin block
- 960150
- Canonical record hash
sha256:70ec10d8a627ce7854c6bbe172a66152f7fb579b927bf7b6ff4b1a846459ad2e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAS2173381
- Bitcoin block existence check
- https://blockstream.info/api/block/960150
Full record
Track page: Piece Of Heart - Short Edit · Machine-readable JSON-LD