ISRC TCAFQ2163723
Verified recording
TCAFQ2163723 is “John Lennon” by Mängupoiss Käru,
registered on the CopyrightChains blockchain with CopyrightID
0xfac747b7f8112185787e3786626c058db4ec815137b16b6af526bfc5233ecbee and independently timestamped
in Bitcoin block 960478 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAFQ2163723.
Recording identifiers
- ISRC
- TCAFQ2163723
- Title
- John Lennon
- Artist
- Mängupoiss Käru
- CopyrightID (CopyrightChains transaction hash)
0xfac747b7f8112185787e3786626c058db4ec815137b16b6af526bfc5233ecbee
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:30:38+00:00
- Bitcoin block
- 960478
- Canonical record hash
sha256:e8424b26d72b7de061a733c3df0e9bc47da90058add0fb877727799f94ec8d2f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAFQ2163723
- Bitcoin block existence check
- https://blockstream.info/api/block/960478