ISRC QM3DF2197403
Verified recording
QM3DF2197403 is “Nostalgia” by B.L.U.N.T.S,
registered on the CopyrightChains blockchain with CopyrightID
0xda51cd0e8990d537e4f461344957f136d335429c0431168033ec7bdae11f642f 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/QM3DF2197403.
Recording identifiers
- ISRC
- QM3DF2197403
- Title
- Nostalgia
- Artist
- B.L.U.N.T.S
- CopyrightID (CopyrightChains transaction hash)
0xda51cd0e8990d537e4f461344957f136d335429c0431168033ec7bdae11f642f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:3f630437bc91e015c21b7d7cb20738a9b7c4d6a1c25d195fe71211a7366926ed- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM3DF2197403
- Bitcoin block existence check
- https://blockstream.info/api/block/960138