ISRC QMFMF2301230
Verified recording
QMFMF2301230 is “Nostalgia” by Mario Suárez,
registered on the CopyrightChains blockchain with CopyrightID
0x63bd4d4325af2c03469694825ba01d29e29e2dabf2cc76850b5926c3a2b48e80 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFMF2301230.
Recording identifiers
- ISRC
- QMFMF2301230
- Title
- Nostalgia
- Artist
- Mario Suárez
- CopyrightID (CopyrightChains transaction hash)
0x63bd4d4325af2c03469694825ba01d29e29e2dabf2cc76850b5926c3a2b48e80
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:edd4a51028c640b536852e4690ddca528fafc86e1d3ee530821770b7e0a11a87- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFMF2301230
- Bitcoin block existence check
- https://blockstream.info/api/block/960455