ISRC DEF058700038
Verified recording
DEF058700038 is “Symphony No. 9: III. Rondo-Burleske: a. Allegro assai. Sehr trotzig - Live at Konzerthaus, Vienna, 1987” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x5117ba3f7f0f83c64037d252cc3f4199719193ecbd0d78defc1d7cd6abd4cbe0 and independently timestamped
in Bitcoin block 960348 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058700038.
Recording identifiers
- ISRC
- DEF058700038
- Title
- Symphony No. 9: III. Rondo-Burleske: a. Allegro assai. Sehr trotzig - Live at Konzerthaus, Vienna, 1987
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x5117ba3f7f0f83c64037d252cc3f4199719193ecbd0d78defc1d7cd6abd4cbe0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:95a111ce3b41df0422b77c7080e3b86ff7316cf9bf72ac922601cd4497f113d6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058700038
- Bitcoin block existence check
- https://blockstream.info/api/block/960348
Full record
Track page: Symphony No. 9: III. Rondo-Burleske: a. Allegro assai. Sehr trotzig - Live at Konzerthaus, Vienna, 1987 · Machine-readable JSON-LD