ISRC DEF057800981
Verified recording
DEF057800981 is “Symphony No. 1 in C Minor, Op. 68: I. Un poco sostenuto – Allegro - Recorded 1978” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0xc0e0f2fb17b3d2ad6644fd397859448688a421ed3d6994f12067cc521b21f1aa 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/DEF057800981.
Recording identifiers
- ISRC
- DEF057800981
- Title
- Symphony No. 1 in C Minor, Op. 68: I. Un poco sostenuto – Allegro - Recorded 1978
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0xc0e0f2fb17b3d2ad6644fd397859448688a421ed3d6994f12067cc521b21f1aa
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:ed3011118d952ecc02d0c878d72a37088c2fd61b5b0620744436a5d6a5a49d9f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057800981
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Symphony No. 1 in C Minor, Op. 68: I. Un poco sostenuto – Allegro - Recorded 1978 · Machine-readable JSON-LD