ISRC USMC10346136
Verified recording
USMC10346136 is “If I Had A Hammer (The Hammer Song)” by Leonard Nimoy,
registered on the CopyrightChains blockchain with CopyrightID
0xa5c57b78bbac00f00d57c8f8437624dc30d0f6fe008c4706b99836cfc908247c and independently timestamped
in Bitcoin block 960108 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMC10346136.
Recording identifiers
- ISRC
- USMC10346136
- Title
- If I Had A Hammer (The Hammer Song)
- Artist
- Leonard Nimoy
- CopyrightID (CopyrightChains transaction hash)
0xa5c57b78bbac00f00d57c8f8437624dc30d0f6fe008c4706b99836cfc908247c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:09:35+00:00
- Bitcoin block
- 960108
- Canonical record hash
sha256:b3dd4dd3a7920825e297f67df09359585b70b8298d01298ac8d4c192a36c5b08- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMC10346136
- Bitcoin block existence check
- https://blockstream.info/api/block/960108
Full record
Track page: If I Had A Hammer (The Hammer Song) · Machine-readable JSON-LD