ISRC USUM71108433
Verified recording
USUM71108433 is “Makin' Whoopee - Take 1” by Louis Armstrong,
registered on the CopyrightChains blockchain with CopyrightID
0xdbdfc9fa4d3620f49350edfb1d8af93dbd0facea61cfe0b3d7d40ca1e6ac4b0d and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71108433.
Recording identifiers
- ISRC
- USUM71108433
- Title
- Makin' Whoopee - Take 1
- Artist
- Louis Armstrong
- CopyrightID (CopyrightChains transaction hash)
0xdbdfc9fa4d3620f49350edfb1d8af93dbd0facea61cfe0b3d7d40ca1e6ac4b0d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:67fa5b24627ce8b617bc7bd8d8f2b2e752caa4f09a8d099099f2664c0002b1d8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71108433
- Bitcoin block existence check
- https://blockstream.info/api/block/960321
Full record
Track page: Makin' Whoopee - Take 1 · Machine-readable JSON-LD