ISRC USSM11303418
Verified recording
USSM11303418 is “When It's Sleepy Time Down South - Live at Newport Jazz Festival 1956 - Take 2” by Louis Armstrong,
registered on the CopyrightChains blockchain with CopyrightID
0x48612e781349eb3c4834be97e50a572e942ff02fb1fbed1f376113f57f69a102 and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303418.
Recording identifiers
- ISRC
- USSM11303418
- Title
- When It's Sleepy Time Down South - Live at Newport Jazz Festival 1956 - Take 2
- Artist
- Louis Armstrong
- CopyrightID (CopyrightChains transaction hash)
0x48612e781349eb3c4834be97e50a572e942ff02fb1fbed1f376113f57f69a102
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:0c0944f1b2adaf84083dc7cc589724ef73d7989306c566f69c2f0b183a76cdfa- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303418
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: When It's Sleepy Time Down South - Live at Newport Jazz Festival 1956 - Take 2 · Machine-readable JSON-LD