ISRC DEF057610072
Verified recording
DEF057610072 is “Symphony No. 7 in A Major, Op. 92: II. Allegretto” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x19f0c02ad57d9d886598bd2e3ac5ca2b2614f6749735a67ca38ab5b9c7d60760 and independently timestamped
in Bitcoin block 960173 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057610072.
Recording identifiers
- ISRC
- DEF057610072
- Title
- Symphony No. 7 in A Major, Op. 92: II. Allegretto
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x19f0c02ad57d9d886598bd2e3ac5ca2b2614f6749735a67ca38ab5b9c7d60760
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T00:11:40+00:00
- Bitcoin block
- 960173
- Canonical record hash
sha256:d8d37985f8bb9c2cba7d732c855bb0a26459bedfbae8b03097ebb7ab657bac53- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057610072
- Bitcoin block existence check
- https://blockstream.info/api/block/960173
Full record
Track page: Symphony No. 7 in A Major, Op. 92: II. Allegretto · Machine-readable JSON-LD