ISRC ES5300820220
Verified recording
ES5300820220 is “Heart of Gold” by Ossifar,
registered on the CopyrightChains blockchain with CopyrightID
0xb49216aabb64da56d9df2388f0baca2d0a231a3a3baaf86eb41611643ae54787 and independently timestamped
in Bitcoin block 960419 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES5300820220.
Recording identifiers
- ISRC
- ES5300820220
- Title
- Heart of Gold
- Artist
- Ossifar
- CopyrightID (CopyrightChains transaction hash)
0xb49216aabb64da56d9df2388f0baca2d0a231a3a3baaf86eb41611643ae54787
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:33+00:00
- Bitcoin block
- 960419
- Canonical record hash
sha256:83a2cfd5f27567cd7bcad2fde76ab87fb8b33ec0d678f08e1b03714fd84c70df- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES5300820220
- Bitcoin block existence check
- https://blockstream.info/api/block/960419