ISRC DEF058700043
Verified recording
DEF058700043 is “Symphony No. 9: III. Rondo-Burleske: g. Tempo I subito - Live at Konzerthaus, Vienna, 1987” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x15b7df04f4fa5c7b1e55a638967f9bd941e8a782175bb1b69851ba47daedd255 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058700043.
Recording identifiers
- ISRC
- DEF058700043
- Title
- Symphony No. 9: III. Rondo-Burleske: g. Tempo I subito - Live at Konzerthaus, Vienna, 1987
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x15b7df04f4fa5c7b1e55a638967f9bd941e8a782175bb1b69851ba47daedd255
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:a49677a292d2dc5525f138be17963be6810b701de87b7b01e4f757577ebd4777- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058700043
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Symphony No. 9: III. Rondo-Burleske: g. Tempo I subito - Live at Konzerthaus, Vienna, 1987 · Machine-readable JSON-LD