ISRC DEF059607023
Verified recording
DEF059607023 is “Le chant du rossignol, K26: III. Song of the Nightingale. The 2 Nightingales” by Igor Stravinsky,
registered on the CopyrightChains blockchain with CopyrightID
0x40efa1efb24c3d37dd2714f33c26cc8d58fa4e1b8df3dc09faf027a81f82de79 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/DEF059607023.
Recording identifiers
- ISRC
- DEF059607023
- Title
- Le chant du rossignol, K26: III. Song of the Nightingale. The 2 Nightingales
- Artist
- Igor Stravinsky
- CopyrightID (CopyrightChains transaction hash)
0x40efa1efb24c3d37dd2714f33c26cc8d58fa4e1b8df3dc09faf027a81f82de79
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:eb84044567bd1f148125f2c9fd392be1be38684189dcbde928f5f4083dc80ebe- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059607023
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Le chant du rossignol, K26: III. Song of the Nightingale. The 2 Nightingales · Machine-readable JSON-LD