ISRC DEPI82437473
Verified recording
DEPI82437473 is “Waltz, Op. 42 (Grand Valse) in A-Flat Major - Welte-Mignon 245” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xed81d8e0af1750c4b8943cf6670cd0117959e6f1d302887498646e490300e988 and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEPI82437473.
Recording identifiers
- ISRC
- DEPI82437473
- Title
- Waltz, Op. 42 (Grand Valse) in A-Flat Major - Welte-Mignon 245
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xed81d8e0af1750c4b8943cf6670cd0117959e6f1d302887498646e490300e988
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:dae80842e7086fc7b3657abe9f12f72f5b3a7ebbc33abec08dfff0dfcbc32735- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEPI82437473
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: Waltz, Op. 42 (Grand Valse) in A-Flat Major - Welte-Mignon 245 · Machine-readable JSON-LD