ISRC QZTAX2466443
Verified recording
QZTAX2466443 is “I Didn’t Believe in the Fight, the Fight Made Me a Believer” by Big Cats,
registered on the CopyrightChains blockchain with CopyrightID
0x43db586f9767113b1bf7052cd1a584a6b024b40d3b4027cabc69dab2caede3cf and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAX2466443.
Recording identifiers
- ISRC
- QZTAX2466443
- Title
- I Didn’t Believe in the Fight, the Fight Made Me a Believer
- Artist
- Big Cats
- CopyrightID (CopyrightChains transaction hash)
0x43db586f9767113b1bf7052cd1a584a6b024b40d3b4027cabc69dab2caede3cf
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:1c5f12f1f71a008d7a299392486b505a9efbe6d2032cece6ddc02c56c7fe7a33- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAX2466443
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: I Didn’t Believe in the Fight, the Fight Made Me a Believer · Machine-readable JSON-LD