ISRC SEWDL0707903
Verified recording
SEWDL0707903 is “String Sextet in D Minor, Op. 70, "Souvenir de Florence": III. Allegretto moderato” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x7ac4f485a9610952bfe76107de5f671ab424a3ce1452e613ee50f3d67d46c254 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/SEWDL0707903.
Recording identifiers
- ISRC
- SEWDL0707903
- Title
- String Sextet in D Minor, Op. 70, "Souvenir de Florence": III. Allegretto moderato
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x7ac4f485a9610952bfe76107de5f671ab424a3ce1452e613ee50f3d67d46c254
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:b7290b758a059a8c0965db7f7da0aff4f07192a3acc86707c9a5e9812207647a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0707903
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: String Sextet in D Minor, Op. 70, "Souvenir de Florence": III. Allegretto moderato · Machine-readable JSON-LD