ISRC DEF058700033
Verified recording
DEF058700033 is “Symphony No. 9: IIc. Tempo III - Live at Konzerthaus, Vienna, 1987” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x7e213da362b1a0e99c82681e3057d12951f6e7ceb8077ae5d17a30ae169de0f4 and independently timestamped
in Bitcoin block 960410 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058700033.
Recording identifiers
- ISRC
- DEF058700033
- Title
- Symphony No. 9: IIc. Tempo III - Live at Konzerthaus, Vienna, 1987
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x7e213da362b1a0e99c82681e3057d12951f6e7ceb8077ae5d17a30ae169de0f4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:50:38+00:00
- Bitcoin block
- 960410
- Canonical record hash
sha256:eea837a4bbdedd705c972c7045a17d9ef1bf361a67d26631e2023fa631eddb42- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058700033
- Bitcoin block existence check
- https://blockstream.info/api/block/960410
Full record
Track page: Symphony No. 9: IIc. Tempo III - Live at Konzerthaus, Vienna, 1987 · Machine-readable JSON-LD