ISRC CH7812104449
Verified recording
CH7812104449 is “Nostalgie” by Sugar MMFK,
registered on the CopyrightChains blockchain with CopyrightID
0x7c4c0525fdbdadbc9b4deaac234c92a6d5712eb894e78ce0e3b802726fd5fbe9 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/CH7812104449.
Recording identifiers
- ISRC
- CH7812104449
- Title
- Nostalgie
- Artist
- Sugar MMFK
- CopyrightID (CopyrightChains transaction hash)
0x7c4c0525fdbdadbc9b4deaac234c92a6d5712eb894e78ce0e3b802726fd5fbe9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:82dbcfa74280369a5a25ca32b0bbf9377163248a1f87546b3a00ad291195cb40- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH7812104449
- Bitcoin block existence check
- https://blockstream.info/api/block/960138