ISRC DELW72320904
Verified recording
DELW72320904 is “Symphony No. 7 in E Minor: IV. Nachtmusik II” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0xe70ebd35d2b2ab681294217b4204556fcfdb5f821b4f8876f49e28bf50016825 and independently timestamped
in Bitcoin block 960298 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DELW72320904.
Recording identifiers
- ISRC
- DELW72320904
- Title
- Symphony No. 7 in E Minor: IV. Nachtmusik II
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0xe70ebd35d2b2ab681294217b4204556fcfdb5f821b4f8876f49e28bf50016825
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:26:00+00:00
- Bitcoin block
- 960298
- Canonical record hash
sha256:e687d481aad301faf93dd99584754f338dbe5ad1e8299b7b55f25cdd57ede17d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DELW72320904
- Bitcoin block existence check
- https://blockstream.info/api/block/960298
Full record
Track page: Symphony No. 7 in E Minor: IV. Nachtmusik II · Machine-readable JSON-LD