ISRC GBLWD8503204
Verified recording
GBLWD8503204 is “Spring Song, Op. 16” by Jean Sibelius,
registered on the CopyrightChains blockchain with CopyrightID
0xde658502b8f381e4b9d1f2e4427b8c29756df0e85dfdc48a287f2033587da304 and independently timestamped
in Bitcoin block 960276 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD8503204.
Recording identifiers
- ISRC
- GBLWD8503204
- Title
- Spring Song, Op. 16
- Artist
- Jean Sibelius
- CopyrightID (CopyrightChains transaction hash)
0xde658502b8f381e4b9d1f2e4427b8c29756df0e85dfdc48a287f2033587da304
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T16:01:17+00:00
- Bitcoin block
- 960276
- Canonical record hash
sha256:13ca9c12409d4aebfb10f7b52d9c6e069e118da3c3bf99e110db043197b113fb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD8503204
- Bitcoin block existence check
- https://blockstream.info/api/block/960276