ISRC DEF054302023
Verified recording
DEF054302023 is “Symphony No. 1 in C Minor, Op. 68: III. Un poco allegretto e grazioso” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0x50490c49f50f4697ca6348117c5697611e7294051b36c3f75decfdf2b178a313 and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF054302023.
Recording identifiers
- ISRC
- DEF054302023
- Title
- Symphony No. 1 in C Minor, Op. 68: III. Un poco allegretto e grazioso
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0x50490c49f50f4697ca6348117c5697611e7294051b36c3f75decfdf2b178a313
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:c1f454374a5a91515d579f4f2adc66500ad38b037419e3558eef3f5cc709026d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF054302023
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: Symphony No. 1 in C Minor, Op. 68: III. Un poco allegretto e grazioso · Machine-readable JSON-LD