ISRC FIFIN9900168
Verified recording
FIFIN9900168 is “Piazzolla: Libertango” by Tango for Four,
registered on the CopyrightChains blockchain with CopyrightID
0x47fafd1e1a782c74532d61f7f469f5aa59e9c610c622024a7acb708cf1ef195d and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIFIN9900168.
Recording identifiers
- ISRC
- FIFIN9900168
- Title
- Piazzolla: Libertango
- Artist
- Tango for Four
- CopyrightID (CopyrightChains transaction hash)
0x47fafd1e1a782c74532d61f7f469f5aa59e9c610c622024a7acb708cf1ef195d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:1b921d1a7dc19c2c13754761bacf552fb53eed3dc898de93b7548db84ada7ced- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIFIN9900168
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Piazzolla: Libertango · Machine-readable JSON-LD