ISRC DEF059933107
Verified recording
DEF059933107 is “Symphony No. 3: Ig. Im alten Marschtempo. Allegro moderato - Live” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x8f3d7a9bdd4f238f9569f57ab84a564419a78226bdcf5aedd1bb1eb3561f6589 and independently timestamped
in Bitcoin block 960236 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059933107.
Recording identifiers
- ISRC
- DEF059933107
- Title
- Symphony No. 3: Ig. Im alten Marschtempo. Allegro moderato - Live
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x8f3d7a9bdd4f238f9569f57ab84a564419a78226bdcf5aedd1bb1eb3561f6589
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:37:10+00:00
- Bitcoin block
- 960236
- Canonical record hash
sha256:8bca0491647a9630da4999783a0d9c0dc1a667cda9a602c0e2f746f9e746473a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059933107
- Bitcoin block existence check
- https://blockstream.info/api/block/960236
Full record
Track page: Symphony No. 3: Ig. Im alten Marschtempo. Allegro moderato - Live · Machine-readable JSON-LD