ISRC QM4TW1537778
Verified recording
QM4TW1537778 is “Degraus da Vida” by Nelson Cavaquinho,
registered on the CopyrightChains blockchain with CopyrightID
0x28e9314a6a1e5c9b7573e5d2a1e02b829f253fb6c3c44eddd6ca2f4d39dfc67c and independently timestamped
in Bitcoin block 960348 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1537778.
Recording identifiers
- ISRC
- QM4TW1537778
- Title
- Degraus da Vida
- Artist
- Nelson Cavaquinho
- CopyrightID (CopyrightChains transaction hash)
0x28e9314a6a1e5c9b7573e5d2a1e02b829f253fb6c3c44eddd6ca2f4d39dfc67c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:978e9ebeda259dc47331bffc39d508019207a0095c84e31b56c96597ffa3f97c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1537778
- Bitcoin block existence check
- https://blockstream.info/api/block/960348