ISRC NLA507500267
Verified recording
NLA507500267 is “Symphony in B flat, Op. 18, No. 2: 3. Presto” by Johann Christian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x2f5085510b05ff2b1be378cc31d47363e789bab6981a355bb1e990971558c6a8 and independently timestamped
in Bitcoin block 960429 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507500267.
Recording identifiers
- ISRC
- NLA507500267
- Title
- Symphony in B flat, Op. 18, No. 2: 3. Presto
- Artist
- Johann Christian Bach
- CopyrightID (CopyrightChains transaction hash)
0x2f5085510b05ff2b1be378cc31d47363e789bab6981a355bb1e990971558c6a8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T16:07:24+00:00
- Bitcoin block
- 960429
- Canonical record hash
sha256:e67b2e55894d0172e9b26f3741fceced006e32436720aef678788a758d33652a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507500267
- Bitcoin block existence check
- https://blockstream.info/api/block/960429
Full record
Track page: Symphony in B flat, Op. 18, No. 2: 3. Presto · Machine-readable JSON-LD