ISRC USSM19704335
Verified recording
USSM19704335 is “Medley: Happy Christmas (War is Over)” by John Lennon,
registered on the CopyrightChains blockchain with CopyrightID
0x1c9a226434b94f16324eff0a0109ada597dfd09d83a2925b72678ea9dee8f183 and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19704335.
Recording identifiers
- ISRC
- USSM19704335
- Title
- Medley: Happy Christmas (War is Over)
- Artist
- John Lennon
- CopyrightID (CopyrightChains transaction hash)
0x1c9a226434b94f16324eff0a0109ada597dfd09d83a2925b72678ea9dee8f183
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:4008e39206132af29e96801d52cf8faf04ac23daa4e750dda0014cbb4a5dccf6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19704335
- Bitcoin block existence check
- https://blockstream.info/api/block/960144
Full record
Track page: Medley: Happy Christmas (War is Over) · Machine-readable JSON-LD