ISRC QMFMF1458268
Verified recording
QMFMF1458268 is “Nights in Trossin / Retour des Hirondelles” by Naragonia Quartet,
registered on the CopyrightChains blockchain with CopyrightID
0xd68e5534b40d0a53f317b27098f1b12aef3689f5eef856d63ac6fb69d93285d1 and independently timestamped
in Bitcoin block 959144 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFMF1458268.
Recording identifiers
- ISRC
- QMFMF1458268
- Title
- Nights in Trossin / Retour des Hirondelles
- Artist
- Naragonia Quartet
- CopyrightID (CopyrightChains transaction hash)
0xd68e5534b40d0a53f317b27098f1b12aef3689f5eef856d63ac6fb69d93285d1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T15:38:35+00:00
- Bitcoin block
- 959144
- Canonical record hash
sha256:42e57cdc689d831c20586cfa193dbea42a555dc773e9d5812617d2cfeeac9914- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFMF1458268
- Bitcoin block existence check
- https://blockstream.info/api/block/959144
Full record
Track page: Nights in Trossin / Retour des Hirondelles · Machine-readable JSON-LD