ISRC QZW9M2277304
Verified recording
QZW9M2277304 is “Sonrisa” by Sixto Rein,
registered on the CopyrightChains blockchain with CopyrightID
0x7778b6f65bd3c9ecd6fa0ea6bcbdcf70322019f3dce860f58e16b57430250b1b and independently timestamped
in Bitcoin block 960485 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9M2277304.
Recording identifiers
- ISRC
- QZW9M2277304
- Title
- Sonrisa
- Artist
- Sixto Rein
- CopyrightID (CopyrightChains transaction hash)
0x7778b6f65bd3c9ecd6fa0ea6bcbdcf70322019f3dce860f58e16b57430250b1b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T00:10:46+00:00
- Bitcoin block
- 960485
- Canonical record hash
sha256:25badb932890c1f4e5d78c0aea68d6887122ce6486efb6752c47ccd2237481a0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9M2277304
- Bitcoin block existence check
- https://blockstream.info/api/block/960485