ISRC DEF055901481
Verified recording
DEF055901481 is “Symphony No. 1 In C Minor, Op. 68: 1. Un poco sostenuto - Allegro - Meno allegro” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0xbabfcfeaea3ba6905345932b0c7f37b1f08fce6f30127e5c0962b244d1ea0db7 and independently timestamped
in Bitcoin block 960229 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055901481.
Recording identifiers
- ISRC
- DEF055901481
- Title
- Symphony No. 1 In C Minor, Op. 68: 1. Un poco sostenuto - Allegro - Meno allegro
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0xbabfcfeaea3ba6905345932b0c7f37b1f08fce6f30127e5c0962b244d1ea0db7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T08:30:10+00:00
- Bitcoin block
- 960229
- Canonical record hash
sha256:7251e8be2b2a4881bcce6dd352b09425209e86e4cfdffb528f727fbea94bd7c0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055901481
- Bitcoin block existence check
- https://blockstream.info/api/block/960229
Full record
Track page: Symphony No. 1 In C Minor, Op. 68: 1. Un poco sostenuto - Allegro - Meno allegro · Machine-readable JSON-LD