ISRC US5540501648
Verified recording
US5540501648 is “12 Pieces, Op. 40: No. 2, Chanson Triste” by Budapest Strings,
registered on the CopyrightChains blockchain with CopyrightID
0x42fcc1fb7b5b79f976c8093e10bc916a962e144abcc6f804312126473773f0da and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5540501648.
Recording identifiers
- ISRC
- US5540501648
- Title
- 12 Pieces, Op. 40: No. 2, Chanson Triste
- Artist
- Budapest Strings
- CopyrightID (CopyrightChains transaction hash)
0x42fcc1fb7b5b79f976c8093e10bc916a962e144abcc6f804312126473773f0da
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:8076d8c9538f00f26a254a64abbcf04352cfdc5cac932673aa65d1aaa4b9bec9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5540501648
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: 12 Pieces, Op. 40: No. 2, Chanson Triste · Machine-readable JSON-LD