ISRC DEF057003942
Verified recording
DEF057003942 is “Symphony No. 7 in A Major, Op. 92: II. Allegretto” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x566c07d7b7786af00e1d5db8551cd39c22372df1091fb7d25989dda62f608c16 and independently timestamped
in Bitcoin block 959123 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057003942.
Recording identifiers
- ISRC
- DEF057003942
- Title
- Symphony No. 7 in A Major, Op. 92: II. Allegretto
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x566c07d7b7786af00e1d5db8551cd39c22372df1091fb7d25989dda62f608c16
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T11:35:32+00:00
- Bitcoin block
- 959123
- Canonical record hash
sha256:eac6abca53ec7572f1222144bb2d2247c4a313eb060b4b3f69f68ba5a223791d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057003942
- Bitcoin block existence check
- https://blockstream.info/api/block/959123
Full record
Track page: Symphony No. 7 in A Major, Op. 92: II. Allegretto · Machine-readable JSON-LD