ISRC BRSME0000337
Verified recording
BRSME0000337 is “Valsa Brasileira” by Chico Buarque,
registered on the CopyrightChains blockchain with CopyrightID
0x6607a4713f8ea0f23bc7b7b9cfe9c7613d29b35a0876bfe0084cbeb1a6a18e35 and independently timestamped
in Bitcoin block 960254 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRSME0000337.
Recording identifiers
- ISRC
- BRSME0000337
- Title
- Valsa Brasileira
- Artist
- Chico Buarque
- CopyrightID (CopyrightChains transaction hash)
0x6607a4713f8ea0f23bc7b7b9cfe9c7613d29b35a0876bfe0084cbeb1a6a18e35
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:06:10+00:00
- Bitcoin block
- 960254
- Canonical record hash
sha256:c767db1ba0be1a24de451f96a8cb8a549a9df29812da3fcfdcfa06f04635625d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRSME0000337
- Bitcoin block existence check
- https://blockstream.info/api/block/960254