ISRC USSM11400471
Verified recording
USSM11400471 is “Klavierquartett in A-Moll” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x7acef7d097bc84cad6e21d317f53a980eee95cae63c7a950593b68315317701b 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/USSM11400471.
Recording identifiers
- ISRC
- USSM11400471
- Title
- Klavierquartett in A-Moll
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x7acef7d097bc84cad6e21d317f53a980eee95cae63c7a950593b68315317701b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T17:48:40+00:00
- Bitcoin block
- 959159
- Canonical record hash
sha256:64b8bdacd8f375a7b63fa621ebc2bec0320e92a02115e9c0e2eb17605e768c27- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11400471
- Bitcoin block existence check
- https://blockstream.info/api/block/959159
Full record
Track page: Klavierquartett in A-Moll · Machine-readable JSON-LD