ISRC DEF057100121
Verified recording
DEF057100121 is “Symphony No. 1 in B-Flat Major, Op. 38 "Spring": I. Andante un poco maestoso – Allegro molto vivace” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0x5696b4f91bddd1c6f58d651521febb23f84c07dc6be408814c83d612a348e683 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057100121.
Recording identifiers
- ISRC
- DEF057100121
- Title
- Symphony No. 1 in B-Flat Major, Op. 38 "Spring": I. Andante un poco maestoso – Allegro molto vivace
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0x5696b4f91bddd1c6f58d651521febb23f84c07dc6be408814c83d612a348e683
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:60ddd38615e55f190f02736966df9eb4fa768c3319be9db8ba8c8494c02f4806- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057100121
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Symphony No. 1 in B-Flat Major, Op. 38 "Spring": I. Andante un poco maestoso – Allegro molto vivace · Machine-readable JSON-LD