ISRC ITUM70801428
Verified recording
ITUM70801428 is “24 Préludes, Op. 28: No. 21 in B-Flat Major: Cantabile” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x892f5dfae15197f7934e618831835c80a37005f38b51b19f8fb30e8a553833b5 and independently timestamped
in Bitcoin block 960150 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITUM70801428.
Recording identifiers
- ISRC
- ITUM70801428
- Title
- 24 Préludes, Op. 28: No. 21 in B-Flat Major: Cantabile
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x892f5dfae15197f7934e618831835c80a37005f38b51b19f8fb30e8a553833b5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:51:49+00:00
- Bitcoin block
- 960150
- Canonical record hash
sha256:9e784094c5fb1480ad4845f13daedfbaae04505f1dcc11e91671074350b0ad6e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITUM70801428
- Bitcoin block existence check
- https://blockstream.info/api/block/960150
Full record
Track page: 24 Préludes, Op. 28: No. 21 in B-Flat Major: Cantabile · Machine-readable JSON-LD