ISRC DEF058602642
Verified recording
DEF058602642 is “Symphony No. 4 in F Major: II. Vivace ma non troppo” by William Boyce,
registered on the CopyrightChains blockchain with CopyrightID
0x7d865e01878d0849919b05b3f926c6032838e029650d186db13ee2eac16a1d48 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058602642.
Recording identifiers
- ISRC
- DEF058602642
- Title
- Symphony No. 4 in F Major: II. Vivace ma non troppo
- Artist
- William Boyce
- CopyrightID (CopyrightChains transaction hash)
0x7d865e01878d0849919b05b3f926c6032838e029650d186db13ee2eac16a1d48
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:bfd0d4fde37a91a7318fa8b4b00368b46b9da93bd54b089f6335abc5e59cb485- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058602642
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Symphony No. 4 in F Major: II. Vivace ma non troppo · Machine-readable JSON-LD