ISRC DEF057902192
Verified recording
DEF057902192 is “Symphony No. 3 in D Major, Op. 29 "Polish": II. Alla tedesca. Allegro moderato e semplice” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x813b0b54c3230ec43bfd5992db0d4e15012a7936a4f04dc32dcb02ae04cd765c 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/DEF057902192.
Recording identifiers
- ISRC
- DEF057902192
- Title
- Symphony No. 3 in D Major, Op. 29 "Polish": II. Alla tedesca. Allegro moderato e semplice
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x813b0b54c3230ec43bfd5992db0d4e15012a7936a4f04dc32dcb02ae04cd765c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:c058318ff48d0e1fcbddeb0d11c4980f0e47aeb357a5f03668cd8fbfb585c85f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057902192
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Symphony No. 3 in D Major, Op. 29 "Polish": II. Alla tedesca. Allegro moderato e semplice · Machine-readable JSON-LD