ISRC DEF058700045
Verified recording
DEF058700045 is “Symphony No. 9: IVa. Adagio. Sehr langsam und noch zurückhaltend - Live at Konzerthaus, Vienna, 1987” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x2322471528e74c5924f9d95120b156035e173f64b301c339fe0566704b8bb052 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/DEF058700045.
Recording identifiers
- ISRC
- DEF058700045
- Title
- Symphony No. 9: IVa. Adagio. Sehr langsam und noch zurückhaltend - Live at Konzerthaus, Vienna, 1987
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x2322471528e74c5924f9d95120b156035e173f64b301c339fe0566704b8bb052
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:50:38+00:00
- Bitcoin block
- 960410
- Canonical record hash
sha256:e2878c146f4f27be1ed126f7b3e938f124fe0c05a0419090b661a5e5388f22a2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058700045
- Bitcoin block existence check
- https://blockstream.info/api/block/960410
Full record
Track page: Symphony No. 9: IVa. Adagio. Sehr langsam und noch zurückhaltend - Live at Konzerthaus, Vienna, 1987 · Machine-readable JSON-LD