ISRC USSM11303412
Verified recording
USSM11303412 is “Mack the Knife - Live at Newport Jazz Festival 1956” by Louis Armstrong,
registered on the CopyrightChains blockchain with CopyrightID
0xbdcfda335dbc903f750b73e9afd6d696fdd61e78d99ff181e3ba108d2711b658 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/USSM11303412.
Recording identifiers
- ISRC
- USSM11303412
- Title
- Mack the Knife - Live at Newport Jazz Festival 1956
- Artist
- Louis Armstrong
- CopyrightID (CopyrightChains transaction hash)
0xbdcfda335dbc903f750b73e9afd6d696fdd61e78d99ff181e3ba108d2711b658
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f3027514b9febdd68b4b89da5bfeb4d4f2457f86558015265a07a69f3f2f3b8a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303412
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Mack the Knife - Live at Newport Jazz Festival 1956 · Machine-readable JSON-LD