ISRC QZRP52192827
Verified recording
QZRP52192827 is “Reasonable Doubt” by Jóhann Jóhannsson,
registered on the CopyrightChains blockchain with CopyrightID
0x0435ec1d02b571b20d4811e3af4d6fad7b54705b8c4cf4da8bc4c366122344ba and independently timestamped
in Bitcoin block 960153 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZRP52192827.
Recording identifiers
- ISRC
- QZRP52192827
- Title
- Reasonable Doubt
- Artist
- Jóhann Jóhannsson
- CopyrightID (CopyrightChains transaction hash)
0x0435ec1d02b571b20d4811e3af4d6fad7b54705b8c4cf4da8bc4c366122344ba
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:57:12+00:00
- Bitcoin block
- 960153
- Canonical record hash
sha256:4343b5b13031dcef5398b1e2c85902b6d22f02ba6ede425adc38818515b6802f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZRP52192827
- Bitcoin block existence check
- https://blockstream.info/api/block/960153