ISRC GBF078200264
Verified recording
GBF078200264 is “Symphony No. 9 in D: 4. Adagio (Sehr langsam)” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0xa6ae24b6de457bc11c0bba1cc14db8f86c3b9accff8eb20c01540a3a0eb95633 and independently timestamped
in Bitcoin block 960254 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078200264.
Recording identifiers
- ISRC
- GBF078200264
- Title
- Symphony No. 9 in D: 4. Adagio (Sehr langsam)
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0xa6ae24b6de457bc11c0bba1cc14db8f86c3b9accff8eb20c01540a3a0eb95633
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:06:10+00:00
- Bitcoin block
- 960254
- Canonical record hash
sha256:96af9275544973592a05c117adba895183a9dabfcbb4148facfe82845ed1266c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078200264
- Bitcoin block existence check
- https://blockstream.info/api/block/960254
Full record
Track page: Symphony No. 9 in D: 4. Adagio (Sehr langsam) · Machine-readable JSON-LD