ISRC DEF056801341
Verified recording
DEF056801341 is “Symphony No. 4 in G: I. Bedächtig. Nicht eilen - Recht gemächlich” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0xcb9da310f12208bafb56e88d9d32e86722856c3b5c46f8bd5c11678f70b8c1c0 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/DEF056801341.
Recording identifiers
- ISRC
- DEF056801341
- Title
- Symphony No. 4 in G: I. Bedächtig. Nicht eilen - Recht gemächlich
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0xcb9da310f12208bafb56e88d9d32e86722856c3b5c46f8bd5c11678f70b8c1c0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:98b6a2e3934d6a983a62899a5463b87043e7aa25c4035347fb3e77c0d89ebe92- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056801341
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Symphony No. 4 in G: I. Bedächtig. Nicht eilen - Recht gemächlich · Machine-readable JSON-LD