ISRC USA561300543
Verified recording
USA561300543 is “Blue Skies” by Irving Berlin,
registered on the CopyrightChains blockchain with CopyrightID
0xb9868fd6db78f1dcb0fa5c200884abb1ed731439b6fb3a926bd15871e9045568 and independently timestamped
in Bitcoin block 960229 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA561300543.
Recording identifiers
- ISRC
- USA561300543
- Title
- Blue Skies
- Artist
- Irving Berlin
- CopyrightID (CopyrightChains transaction hash)
0xb9868fd6db78f1dcb0fa5c200884abb1ed731439b6fb3a926bd15871e9045568
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T08:30:10+00:00
- Bitcoin block
- 960229
- Canonical record hash
sha256:7c2f65707f62c5631b5b55bb2560a81dddf172e148eed5e6fa95d919982f611e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA561300543
- Bitcoin block existence check
- https://blockstream.info/api/block/960229