ISRC DEF056903751
Verified recording
DEF056903751 is “Piano Quartet No. 1 in E-Flat Major, WoO 36: 1. Adagio assai. Attacca:” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xbce2ec4813d80a7d942e9d48d30a3f6fbd3eac05eab773f48329e9b79a59fff0 and independently timestamped
in Bitcoin block 960317 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056903751.
Recording identifiers
- ISRC
- DEF056903751
- Title
- Piano Quartet No. 1 in E-Flat Major, WoO 36: 1. Adagio assai. Attacca:
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xbce2ec4813d80a7d942e9d48d30a3f6fbd3eac05eab773f48329e9b79a59fff0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T21:35:24+00:00
- Bitcoin block
- 960317
- Canonical record hash
sha256:b1857a8d6e171304669a96ddec628d78e7dbb91418988cdd8ddf86f25f7bbe42- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056903751
- Bitcoin block existence check
- https://blockstream.info/api/block/960317
Full record
Track page: Piano Quartet No. 1 in E-Flat Major, WoO 36: 1. Adagio assai. Attacca: · Machine-readable JSON-LD