ISRC DEF057702724
Verified recording
DEF057702724 is “Symphony No. 2 in D Major, Op. 36: IV. Allegro molto - Recorded 1977” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x56ed43f10cec9888236327076d77e57ff3be13bc7b0038aeeacd03590f29d321 and independently timestamped
in Bitcoin block 960468 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057702724.
Recording identifiers
- ISRC
- DEF057702724
- Title
- Symphony No. 2 in D Major, Op. 36: IV. Allegro molto - Recorded 1977
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x56ed43f10cec9888236327076d77e57ff3be13bc7b0038aeeacd03590f29d321
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:6004ca5e056d2f075bd520fa4fec637bf5866210675eb892c3119e87be963c6b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057702724
- Bitcoin block existence check
- https://blockstream.info/api/block/960468
Full record
Track page: Symphony No. 2 in D Major, Op. 36: IV. Allegro molto - Recorded 1977 · Machine-readable JSON-LD