ISRC QMBZ91920429
Verified recording
QMBZ91920429 is “Schmutzfink” by Tufu,
registered on the CopyrightChains blockchain with CopyrightID
0x7509b095dac2c2d13d45f6323b10c9bce25e29811f384d0a788931f63a4b6287 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91920429.
Recording identifiers
- ISRC
- QMBZ91920429
- Title
- Schmutzfink
- Artist
- Tufu
- CopyrightID (CopyrightChains transaction hash)
0x7509b095dac2c2d13d45f6323b10c9bce25e29811f384d0a788931f63a4b6287
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:b10b897b8f880873e2edd6cf95b1af3977cdfd3c98f85f7eb1867d04de3d1a78- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91920429
- Bitcoin block existence check
- https://blockstream.info/api/block/956304