ISRC ARF099600031
Verified recording
ARF099600031 is “Calle Angosta” by Mercedes Sosa,
registered on the CopyrightChains blockchain with CopyrightID
0x4f8bfad4d78da0596593cf796a0842bd3bf1123909ef8c01f2e8e0af341d75f9 and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ARF099600031.
Recording identifiers
- ISRC
- ARF099600031
- Title
- Calle Angosta
- Artist
- Mercedes Sosa
- CopyrightID (CopyrightChains transaction hash)
0x4f8bfad4d78da0596593cf796a0842bd3bf1123909ef8c01f2e8e0af341d75f9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:41cbd2258e3c87434ba51ef18052bf9f5a18f910e8d6589aca2b59491f577385- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ARF099600031
- Bitcoin block existence check
- https://blockstream.info/api/block/960327