ISRC DEF057203620
Verified recording
DEF057203620 is “Theme with Variations in D Minor, Op. 18b (Arr. of 2nd Movement of the String Sextet Op. 18)” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0xdc5e6b18e6da464b2dfcf5793b43c2cdf332c3f6d736f88b53f112b75cfd5ce0 and independently timestamped
in Bitcoin block 960337 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057203620.
Recording identifiers
- ISRC
- DEF057203620
- Title
- Theme with Variations in D Minor, Op. 18b (Arr. of 2nd Movement of the String Sextet Op. 18)
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0xdc5e6b18e6da464b2dfcf5793b43c2cdf332c3f6d736f88b53f112b75cfd5ce0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:51:48+00:00
- Bitcoin block
- 960337
- Canonical record hash
sha256:4bdce83b956c972e5fc73b305126c81d1e5ccb6a470dbefdcf9eb3d283b57342- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057203620
- Bitcoin block existence check
- https://blockstream.info/api/block/960337
Full record
Track page: Theme with Variations in D Minor, Op. 18b (Arr. of 2nd Movement of the String Sextet Op. 18) · Machine-readable JSON-LD