ISRC HKI199267704
Verified recording
HKI199267704 is “Symphony No. 5 in C-Sharp Minor: IV. Adagietto” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x6942ef3e221553b23f8f3220de399301f5a17deeb3c7849973ed12a3d7a539f5 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199267704.
Recording identifiers
- ISRC
- HKI199267704
- Title
- Symphony No. 5 in C-Sharp Minor: IV. Adagietto
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x6942ef3e221553b23f8f3220de399301f5a17deeb3c7849973ed12a3d7a539f5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:b906dcca148b8dbd855204b613053add7fb4a473fea249da8c77eef9fdf086ea- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199267704
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Symphony No. 5 in C-Sharp Minor: IV. Adagietto · Machine-readable JSON-LD