ISRC QZFYY1933422
Verified recording
QZFYY1933422 is “Rotterdam” by nublu,
registered on the CopyrightChains blockchain with CopyrightID
0xfd77450a3cd6256519fe9f4cbb9553bb795c050ec945e5fb64106096b32fa623 and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYY1933422.
Recording identifiers
- ISRC
- QZFYY1933422
- Title
- Rotterdam
- Artist
- nublu
- CopyrightID (CopyrightChains transaction hash)
0xfd77450a3cd6256519fe9f4cbb9553bb795c050ec945e5fb64106096b32fa623
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:990f3c49e18a44170a74f7415d3a25a731cd1ea604ea3cc163492e1fc79d32bb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYY1933422
- Bitcoin block existence check
- https://blockstream.info/api/block/953515