ISRC DEPI82435208
Verified recording
DEPI82435208 is “Waltz, Op. 69, No. 2 in B Minor (Posthumous) - Welte-Mignon 964” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x21e96aad5a4be85f491c1727dfc2549b5053ead06f4b13d3a0de70d5c2a3965f 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/DEPI82435208.
Recording identifiers
- ISRC
- DEPI82435208
- Title
- Waltz, Op. 69, No. 2 in B Minor (Posthumous) - Welte-Mignon 964
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x21e96aad5a4be85f491c1727dfc2549b5053ead06f4b13d3a0de70d5c2a3965f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:21514cfbb247e53dcac3203295945ece67922859f6757222870c2ee3ee8e251c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEPI82435208
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Waltz, Op. 69, No. 2 in B Minor (Posthumous) - Welte-Mignon 964 · Machine-readable JSON-LD