ISRC DEF057702721
Verified recording
DEF057702721 is “Symphony No. 2 in D Major, Op. 36: I. Adagio molto – Allegro con brio - Recorded 1977” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x410a2e689779919d93b9871068688757d4bbf686b57c3fc5e30b23f89b80da17 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057702721.
Recording identifiers
- ISRC
- DEF057702721
- Title
- Symphony No. 2 in D Major, Op. 36: I. Adagio molto – Allegro con brio - Recorded 1977
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x410a2e689779919d93b9871068688757d4bbf686b57c3fc5e30b23f89b80da17
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:d09223f885fdd55aa0446a1e8b5a86042908196d000797d86e0b68543aaafca4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057702721
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Symphony No. 2 in D Major, Op. 36: I. Adagio molto – Allegro con brio - Recorded 1977 · Machine-readable JSON-LD