ISRC QZNJV2173282
Verified recording
QZNJV2173282 is “Feliz Cumpleaños” by Sixto Rein,
registered on the CopyrightChains blockchain with CopyrightID
0xadfb6070fae4efaae5cee03b1aa252edea32ec6c6489c9696f98192b7f332a91 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/QZNJV2173282.
Recording identifiers
- ISRC
- QZNJV2173282
- Title
- Feliz Cumpleaños
- Artist
- Sixto Rein
- CopyrightID (CopyrightChains transaction hash)
0xadfb6070fae4efaae5cee03b1aa252edea32ec6c6489c9696f98192b7f332a91
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:7ec7f679de4f4b9e110b66b499d3f693c7aaa679eece1bbfa1735389847ff2ff- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJV2173282
- Bitcoin block existence check
- https://blockstream.info/api/block/960138