ISRC USA370688206
Verified recording
USA370688206 is “Quatuor No. 2 in D Major: III. Notturno, Andante” by Alexander Borodin,
registered on the CopyrightChains blockchain with CopyrightID
0xa756c48198d81935b0ead0abecfb07cc8b2a0bb151acc1cf6058c40dfe2e2c0b and independently timestamped
in Bitcoin block 960348 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA370688206.
Recording identifiers
- ISRC
- USA370688206
- Title
- Quatuor No. 2 in D Major: III. Notturno, Andante
- Artist
- Alexander Borodin
- CopyrightID (CopyrightChains transaction hash)
0xa756c48198d81935b0ead0abecfb07cc8b2a0bb151acc1cf6058c40dfe2e2c0b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:f00fecf3876de6a35a454983d0a7a22bb8914c7cb1a0e9896d2952b745476fe7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA370688206
- Bitcoin block existence check
- https://blockstream.info/api/block/960348
Full record
Track page: Quatuor No. 2 in D Major: III. Notturno, Andante · Machine-readable JSON-LD