ISRC USBC18000278
Verified recording
USBC18000278 is “Like a Sad Song” by John Denver,
registered on the CopyrightChains blockchain with CopyrightID
0x273e0c30f50bca56af76b9af665d6e908d5e0cf90ca70db2244b7a6cffa40135 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/USBC18000278.
Recording identifiers
- ISRC
- USBC18000278
- Title
- Like a Sad Song
- Artist
- John Denver
- CopyrightID (CopyrightChains transaction hash)
0x273e0c30f50bca56af76b9af665d6e908d5e0cf90ca70db2244b7a6cffa40135
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e4eda995b9fca69931eb1f87f51954e9d903a445a4b3fe8bc5dd66e8c744a7ce- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC18000278
- Bitcoin block existence check
- https://blockstream.info/api/block/957118