ISRC FR50X2177816
Verified recording
FR50X2177816 is “Symphony No. 3 in D Major, Op. 29 'Polish': I. Introduzione e Allegro. Moderato assai (Tempo di marcia funebre) - Allegro brillante” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xdeafce8c950de7f1f245923c04425c597ce88042218a8807290568a871f923f6 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/FR50X2177816.
Recording identifiers
- ISRC
- FR50X2177816
- Title
- Symphony No. 3 in D Major, Op. 29 'Polish': I. Introduzione e Allegro. Moderato assai (Tempo di marcia funebre) - Allegro brillante
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xdeafce8c950de7f1f245923c04425c597ce88042218a8807290568a871f923f6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:c1b1ecd25ce66c787cfd6e62bc97cf11ed655ca18bdcbb34b1867678d258879a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X2177816
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Symphony No. 3 in D Major, Op. 29 'Polish': I. Introduzione e Allegro. Moderato assai (Tempo di marcia funebre) - Allegro brillante · Machine-readable JSON-LD