ISRC ARF412200198
Verified recording
ARF412200198 is “Sing It Back” by The Cooltrane Quartet,
registered on the CopyrightChains blockchain with CopyrightID
0x3a765efcfd205229a0e01aa8a7c099e4cb1cedaf83bbe0b90771226b6fea2c2f and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ARF412200198.
Recording identifiers
- ISRC
- ARF412200198
- Title
- Sing It Back
- Artist
- The Cooltrane Quartet
- CopyrightID (CopyrightChains transaction hash)
0x3a765efcfd205229a0e01aa8a7c099e4cb1cedaf83bbe0b90771226b6fea2c2f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:458c9756c346256f256ad1472e73421aae0b2797fcdeb91c756273661a0a1c90- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ARF412200198
- Bitcoin block existence check
- https://blockstream.info/api/block/953513