ISRC SEWDL0707902
Verified recording
SEWDL0707902 is “String Sextet in D Minor, Op. 70, "Souvenir de Florence": II. Adagio cantabile e con moto” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x7f735dcda6381d7f1feab20eec60bf5319b4992a6281db741b44d77d2a11f0ea and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0707902.
Recording identifiers
- ISRC
- SEWDL0707902
- Title
- String Sextet in D Minor, Op. 70, "Souvenir de Florence": II. Adagio cantabile e con moto
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x7f735dcda6381d7f1feab20eec60bf5319b4992a6281db741b44d77d2a11f0ea
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:8c786fdd654f735253a54bf9249c585afb6434dba389b47cdc9e8973a5a0fbf5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0707902
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: String Sextet in D Minor, Op. 70, "Souvenir de Florence": II. Adagio cantabile e con moto · Machine-readable JSON-LD