ISRC DEF058704946
Verified recording
DEF058704946 is “Symphony No. 3: Ig. Im alten Marschtempo. Allegro moderato - Live” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0xf6dd2529815ef913ea50130abe924b2a12dd8176de6758475663bb381dc816c8 and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058704946.
Recording identifiers
- ISRC
- DEF058704946
- Title
- Symphony No. 3: Ig. Im alten Marschtempo. Allegro moderato - Live
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0xf6dd2529815ef913ea50130abe924b2a12dd8176de6758475663bb381dc816c8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:a4c203ebe5266b593208101853d59b90e427a5f3631953b122ab03ca0182673d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058704946
- Bitcoin block existence check
- https://blockstream.info/api/block/960220
Full record
Track page: Symphony No. 3: Ig. Im alten Marschtempo. Allegro moderato - Live · Machine-readable JSON-LD