ISRC DEF058702682
Verified recording
DEF058702682 is “Symphony No. 9: Ib. Etwas frischer - Live at Konzerthaus, Vienna, 1987” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0xa86958e9a332534f218fd80f253df8372fada58ec6d305f950a6c4725e5202d8 and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058702682.
Recording identifiers
- ISRC
- DEF058702682
- Title
- Symphony No. 9: Ib. Etwas frischer - Live at Konzerthaus, Vienna, 1987
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0xa86958e9a332534f218fd80f253df8372fada58ec6d305f950a6c4725e5202d8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:4a9eeb50487a6a9392fac7d554ce4e834340b3b629fda5ed6c0a276815aaea5c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058702682
- Bitcoin block existence check
- https://blockstream.info/api/block/960321
Full record
Track page: Symphony No. 9: Ib. Etwas frischer - Live at Konzerthaus, Vienna, 1987 · Machine-readable JSON-LD