ISRC QZTAX2466440
Verified recording
QZTAX2466440 is “What to Say to the Police” by Big Cats,
registered on the CopyrightChains blockchain with CopyrightID
0xdca14ed53075df8110531dbe7593008a107563d33556e17ecbf7d6b41530786f and independently timestamped
in Bitcoin block 960250 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAX2466440.
Recording identifiers
- ISRC
- QZTAX2466440
- Title
- What to Say to the Police
- Artist
- Big Cats
- CopyrightID (CopyrightChains transaction hash)
0xdca14ed53075df8110531dbe7593008a107563d33556e17ecbf7d6b41530786f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T11:13:28+00:00
- Bitcoin block
- 960250
- Canonical record hash
sha256:f20a2069e431750e3bb7419250e67b8018d0566bac3c6d16988100bb2e1b19c3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAX2466440
- Bitcoin block existence check
- https://blockstream.info/api/block/960250
Full record
Track page: What to Say to the Police · Machine-readable JSON-LD