ISRC DEC628900741
Verified recording
DEC628900741 is “String Quartet No. 2 in F Major, Op. 41 No. 2: II. Andante quasi Variazioni” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0x3ccfd500204821b9e9cf6efaa4d4abd437cefe4855f578b19c9c40410e5d1182 and independently timestamped
in Bitcoin block 960296 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEC628900741.
Recording identifiers
- ISRC
- DEC628900741
- Title
- String Quartet No. 2 in F Major, Op. 41 No. 2: II. Andante quasi Variazioni
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0x3ccfd500204821b9e9cf6efaa4d4abd437cefe4855f578b19c9c40410e5d1182
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:11:09+00:00
- Bitcoin block
- 960296
- Canonical record hash
sha256:751fcf5f1375f3110bd087845288e5908f0f8f670647cf582734291b2554c47c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEC628900741
- Bitcoin block existence check
- https://blockstream.info/api/block/960296
Full record
Track page: String Quartet No. 2 in F Major, Op. 41 No. 2: II. Andante quasi Variazioni · Machine-readable JSON-LD