ISRC ITD542200659
Verified recording
ITD542200659 is “Études, Op. 10: No. 2 in A Minor, Chromatique” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x1e3c2b236b3bd056f76402f13276ea0a92771de9c5ae2991f7d2c3cb88fdbefc and independently timestamped
in Bitcoin block 957145 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD542200659.
Recording identifiers
- ISRC
- ITD542200659
- Title
- Études, Op. 10: No. 2 in A Minor, Chromatique
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x1e3c2b236b3bd056f76402f13276ea0a92771de9c5ae2991f7d2c3cb88fdbefc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T08:56:20+00:00
- Bitcoin block
- 957145
- Canonical record hash
sha256:4524af41f2eac69b6c4347eb02b934a5f0ba8f0583862ef0db435da2e2fe2cfc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD542200659
- Bitcoin block existence check
- https://blockstream.info/api/block/957145
Full record
Track page: Études, Op. 10: No. 2 in A Minor, Chromatique · Machine-readable JSON-LD