ISRC DEF056400444
Verified recording
DEF056400444 is “Symphony No. 6 in B Minor, Op. 74 "Pathétique": IV. Finale – Adagio lamentoso” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xec422ff41259a5c79fb2840d1e228ab668a7f66c7d7cea6408e54cd643f66400 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/DEF056400444.
Recording identifiers
- ISRC
- DEF056400444
- Title
- Symphony No. 6 in B Minor, Op. 74 "Pathétique": IV. Finale – Adagio lamentoso
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xec422ff41259a5c79fb2840d1e228ab668a7f66c7d7cea6408e54cd643f66400
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f7295b323e49c3226728b1739e2ec2794528323ace720c02e14bfb1090977805- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056400444
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Symphony No. 6 in B Minor, Op. 74 "Pathétique": IV. Finale – Adagio lamentoso · Machine-readable JSON-LD