ISRC DEF057400752
Verified recording
DEF057400752 is “Septet: 2. Passacaglia” by Igor Stravinsky,
registered on the CopyrightChains blockchain with CopyrightID
0x9186e7cb6a6629b3553bee3c49bb89eb8f957263c2dec8b0e404ac59c5ca078d and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057400752.
Recording identifiers
- ISRC
- DEF057400752
- Title
- Septet: 2. Passacaglia
- Artist
- Igor Stravinsky
- CopyrightID (CopyrightChains transaction hash)
0x9186e7cb6a6629b3553bee3c49bb89eb8f957263c2dec8b0e404ac59c5ca078d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:e63a299f60199193a3311d173c6e2822cfed0a8afbc65a97067fdbd19d6bf5e4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057400752
- Bitcoin block existence check
- https://blockstream.info/api/block/960220
Full record
Track page: Septet: 2. Passacaglia · Machine-readable JSON-LD