ISRC DEF058731851
Verified recording
DEF058731851 is “Symphony No. 9: I. Andante comodo - Live at Konzerthaus, Vienna, 1987” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x136c1f0f3c9d8c2aa057bb9b7a05975c10d63c48091f39fcfa328160551b9ccd 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/DEF058731851.
Recording identifiers
- ISRC
- DEF058731851
- Title
- Symphony No. 9: I. Andante comodo - Live at Konzerthaus, Vienna, 1987
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x136c1f0f3c9d8c2aa057bb9b7a05975c10d63c48091f39fcfa328160551b9ccd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:a983908ae6e0bc28b5bc60a7b510a2de17a739868cb4f49835ce1967054351f0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058731851
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Symphony No. 9: I. Andante comodo - Live at Konzerthaus, Vienna, 1987 · Machine-readable JSON-LD