ISRC DEF058702931
Verified recording
DEF058702931 is “Symphony No. 5: IV. Adagietto. Sehr langsam - Live” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x4ca9ab4f75e00fe9480f974fafa0cf4a833c9ac29b640feb207ac3da30af4b99 and independently timestamped
in Bitcoin block 960160 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058702931.
Recording identifiers
- ISRC
- DEF058702931
- Title
- Symphony No. 5: IV. Adagietto. Sehr langsam - Live
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x4ca9ab4f75e00fe9480f974fafa0cf4a833c9ac29b640feb207ac3da30af4b99
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T22:48:59+00:00
- Bitcoin block
- 960160
- Canonical record hash
sha256:c88fa80191a459862f8ca348b85577916626c4cdb48697ef1ae81d3839e6b0af- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058702931
- Bitcoin block existence check
- https://blockstream.info/api/block/960160
Full record
Track page: Symphony No. 5: IV. Adagietto. Sehr langsam - Live · Machine-readable JSON-LD