ISRC USSM19702281
Verified recording
USSM19702281 is “Libertango” by Astor Piazzolla,
registered on the CopyrightChains blockchain with CopyrightID
0xd13534a014285f7f95d6b4e39d81ecf99d8089b52da7f4274335b8cb20461b34 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19702281.
Recording identifiers
- ISRC
- USSM19702281
- Title
- Libertango
- Artist
- Astor Piazzolla
- CopyrightID (CopyrightChains transaction hash)
0xd13534a014285f7f95d6b4e39d81ecf99d8089b52da7f4274335b8cb20461b34
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:705511ca8b9d09186810c229a89471477dc9f537f79ecdac63ab703dcb70f8aa- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19702281
- Bitcoin block existence check
- https://blockstream.info/api/block/953513