ISRC DEF057202222
Verified recording
DEF057202222 is “4 Ballades, Op. 10: No. 2 Andante - Allegro non troppo - Molto staccato e leggiero - Tempo I” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0xe9be2b200680a50cd9afc762d6b17c675a0ba3e61adf78acaae2c48742711da2 and independently timestamped
in Bitcoin block 960294 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057202222.
Recording identifiers
- ISRC
- DEF057202222
- Title
- 4 Ballades, Op. 10: No. 2 Andante - Allegro non troppo - Molto staccato e leggiero - Tempo I
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0xe9be2b200680a50cd9afc762d6b17c675a0ba3e61adf78acaae2c48742711da2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:46:00+00:00
- Bitcoin block
- 960294
- Canonical record hash
sha256:4bbcf512309d90d092faea54cf7e7e6dd8290834e60e8619d950a462238500ee- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057202222
- Bitcoin block existence check
- https://blockstream.info/api/block/960294
Full record
Track page: 4 Ballades, Op. 10: No. 2 Andante - Allegro non troppo - Molto staccato e leggiero - Tempo I · Machine-readable JSON-LD