ISRC QM2KL1700068
Verified recording
QM2KL1700068 is “Mack The Knife” by Ella Fitzgerald,
registered on the CopyrightChains blockchain with CopyrightID
0x2c147b43cdfc4687a006ef5cc63fb3fc081e1b062aef74b2a397484a38d77ef0 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/QM2KL1700068.
Recording identifiers
- ISRC
- QM2KL1700068
- Title
- Mack The Knife
- Artist
- Ella Fitzgerald
- CopyrightID (CopyrightChains transaction hash)
0x2c147b43cdfc4687a006ef5cc63fb3fc081e1b062aef74b2a397484a38d77ef0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:090d0291ae8d2bfb1a29faf4ed254eb8954d2435cd0703e67a7ccfbfd4b2696b- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM2KL1700068
- Bitcoin block existence check
- https://blockstream.info/api/block/957118