ISRC GBF079511011
Verified recording
GBF079511011 is “Symphony No. 1 in D: 1. Langsam. Schleppend” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x69217441f1dfdb32ecf8cb4b3601ff6c8433355970415913aad08c88780c29ed and independently timestamped
in Bitcoin block 960207 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079511011.
Recording identifiers
- ISRC
- GBF079511011
- Title
- Symphony No. 1 in D: 1. Langsam. Schleppend
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x69217441f1dfdb32ecf8cb4b3601ff6c8433355970415913aad08c88780c29ed
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T04:47:22+00:00
- Bitcoin block
- 960207
- Canonical record hash
sha256:3e1aa1d5687ab62bfae60477a333b2ee750728dc50411643ef0f5bcdfab6c03a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079511011
- Bitcoin block existence check
- https://blockstream.info/api/block/960207
Full record
Track page: Symphony No. 1 in D: 1. Langsam. Schleppend · Machine-readable JSON-LD