ISRC FIFMF9000003

Verified recording

FIFMF9000003 is “La Cumparsita” by Kari Tapio, registered on the CopyrightChains blockchain with CopyrightID 0x5b183b3da866ef4d41098181660ec83272e53dc061b1581b24cdb6391c0c44f6 and independently timestamped in Bitcoin block 960138 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIFMF9000003.

Recording identifiers

ISRC
FIFMF9000003
Title
La Cumparsita
Artist
Kari Tapio
CopyrightID (CopyrightChains transaction hash)
0x5b183b3da866ef4d41098181660ec83272e53dc061b1581b24cdb6391c0c44f6

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34+00:00
Bitcoin block
960138
Canonical record hash
sha256:9fe1f879750aa65995e1db1e45850114288c992ad2c795511a2f81722a65c86a
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIFMF9000003
Bitcoin block existence check
https://blockstream.info/api/block/960138

Full record

Track page: La Cumparsita · Machine-readable JSON-LD