ISRC FINDE9700117
Verified recording
FINDE9700117 is “Nocturne No. 9 in B Major, Op. 32, No. 1 (arr. for guitar)” by Francisco Tárrega,
registered on the CopyrightChains blockchain with CopyrightID
0x4395c5fd38a00d01be6c40e1c238ad1319811a8b10e58c9f7e9549cc7d7e50ff and independently timestamped
in Bitcoin block 959128 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9700117.
Recording identifiers
- ISRC
- FINDE9700117
- Title
- Nocturne No. 9 in B Major, Op. 32, No. 1 (arr. for guitar)
- Artist
- Francisco Tárrega
- CopyrightID (CopyrightChains transaction hash)
0x4395c5fd38a00d01be6c40e1c238ad1319811a8b10e58c9f7e9549cc7d7e50ff
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T12:33:25+00:00
- Bitcoin block
- 959128
- Canonical record hash
sha256:31443e9496d976d08369e0b2db3a6d07c0625f9759259fc243c86cff23d53473- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9700117
- Bitcoin block existence check
- https://blockstream.info/api/block/959128
Full record
Track page: Nocturne No. 9 in B Major, Op. 32, No. 1 (arr. for guitar) · Machine-readable JSON-LD