ISRC DEF058700042
Verified recording
DEF058700042 is “Symphony No. 9: III. Rondo-Burleske: f. [Clarinets] - Live at Konzerthaus, Vienna, 1987” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0xdc12f677aa725a3feb490d80a04a873379fe8c0f2ebbd4ae3372c83faea94bee and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058700042.
Recording identifiers
- ISRC
- DEF058700042
- Title
- Symphony No. 9: III. Rondo-Burleske: f. [Clarinets] - Live at Konzerthaus, Vienna, 1987
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0xdc12f677aa725a3feb490d80a04a873379fe8c0f2ebbd4ae3372c83faea94bee
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:50785533cb645f1108399956fa63c7b6859f9a63270c0870efcdb8793dcc563f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058700042
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Symphony No. 9: III. Rondo-Burleske: f. [Clarinets] - Live at Konzerthaus, Vienna, 1987 · Machine-readable JSON-LD