ISRC USA4N1200106
Verified recording
USA4N1200106 is “Las Posadas” by Robert E. Kreutz,
registered on the CopyrightChains blockchain with CopyrightID
0xa91a674ecdf20c3fc830fe5096d52679b7a44072ea1d8e38d9b10cf2cce8f439 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA4N1200106.
Recording identifiers
- ISRC
- USA4N1200106
- Title
- Las Posadas
- Artist
- Robert E. Kreutz
- CopyrightID (CopyrightChains transaction hash)
0xa91a674ecdf20c3fc830fe5096d52679b7a44072ea1d8e38d9b10cf2cce8f439
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:539fcb0d2bd5ce7592036c7b388a9ad3edd9b5a8eb900a3c1fdb52ae02beaaa5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA4N1200106
- Bitcoin block existence check
- https://blockstream.info/api/block/957120