ISRC DEF056601352
Verified recording
DEF056601352 is “String Sextet No. 1 in B Flat Major, Op. 18: I. Allegro ma non troppo” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0xf031f8219f2be8adce0b3a32689dc970d864ada8c58e152691e4f933b5da13a9 and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056601352.
Recording identifiers
- ISRC
- DEF056601352
- Title
- String Sextet No. 1 in B Flat Major, Op. 18: I. Allegro ma non troppo
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0xf031f8219f2be8adce0b3a32689dc970d864ada8c58e152691e4f933b5da13a9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:ab2baf172da38119bcfee73b8b0a49aee4989b751bdc139c410f1b969452bafa- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056601352
- Bitcoin block existence check
- https://blockstream.info/api/block/960220
Full record
Track page: String Sextet No. 1 in B Flat Major, Op. 18: I. Allegro ma non troppo · Machine-readable JSON-LD