ISRC GBF077000084
Verified recording
GBF077000084 is “Symphony No. 5: IV. Adagietto. Sehr langsam” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x5ea8dc7f34496aa05c4ff3f8385c19e993dc7348b35f9090633e4ae24c62cb5a and independently timestamped
in Bitcoin block 959159 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077000084.
Recording identifiers
- ISRC
- GBF077000084
- Title
- Symphony No. 5: IV. Adagietto. Sehr langsam
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x5ea8dc7f34496aa05c4ff3f8385c19e993dc7348b35f9090633e4ae24c62cb5a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T17:48:40+00:00
- Bitcoin block
- 959159
- Canonical record hash
sha256:f9800bd781badeb36a37d4f50dd5e5156ad67565f119a63598201eb8c5581108- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077000084
- Bitcoin block existence check
- https://blockstream.info/api/block/959159
Full record
Track page: Symphony No. 5: IV. Adagietto. Sehr langsam · Machine-readable JSON-LD