ISRC CA5KR1846965
Verified recording
CA5KR1846965 is “Canto de Amor (Tango)” by Osvaldo Fresedo,
registered on the CopyrightChains blockchain with CopyrightID
0x9eff7434d33327b9a94425f5007aeafd132ff5b14511f5b4f6d58aea308da837 and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR1846965.
Recording identifiers
- ISRC
- CA5KR1846965
- Title
- Canto de Amor (Tango)
- Artist
- Osvaldo Fresedo
- CopyrightID (CopyrightChains transaction hash)
0x9eff7434d33327b9a94425f5007aeafd132ff5b14511f5b4f6d58aea308da837
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:2fbb966474e6118cd553e107266a0f5387a72fc3dfa3db66bd5b1cff07b569a1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR1846965
- Bitcoin block existence check
- https://blockstream.info/api/block/960459
Full record
Track page: Canto de Amor (Tango) · Machine-readable JSON-LD