ISRC DEF058904442
Verified recording
DEF058904442 is “Symphony No. 1 in D Major: II. Kräftig bewegt, doch nicht zu schnell - Live” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x4972d904d8a525fdb3feaeb1a10e5485522466235c51c012bc7b10d2c3152d73 and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058904442.
Recording identifiers
- ISRC
- DEF058904442
- Title
- Symphony No. 1 in D Major: II. Kräftig bewegt, doch nicht zu schnell - Live
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x4972d904d8a525fdb3feaeb1a10e5485522466235c51c012bc7b10d2c3152d73
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:084b5548c2648bc79500460663c93f458b7156e20a5e3d869c85a9f100c5aba6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058904442
- Bitcoin block existence check
- https://blockstream.info/api/block/960220
Full record
Track page: Symphony No. 1 in D Major: II. Kräftig bewegt, doch nicht zu schnell - Live · Machine-readable JSON-LD