ISRC GBF079110034
Verified recording
GBF079110034 is “Fifth Symphony: 4. Machine” by William Bolcom,
registered on the CopyrightChains blockchain with CopyrightID
0x0c29621dbf59ed90668eea2298a7e22b296711119219d3303b0f42478efaa670 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079110034.
Recording identifiers
- ISRC
- GBF079110034
- Title
- Fifth Symphony: 4. Machine
- Artist
- William Bolcom
- CopyrightID (CopyrightChains transaction hash)
0x0c29621dbf59ed90668eea2298a7e22b296711119219d3303b0f42478efaa670
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:a2f8ba82ea9e74b24c55a00a4d3b2b119d57cd26d57300c072dca965a4e03608- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079110034
- Bitcoin block existence check
- https://blockstream.info/api/block/960455
Full record
Track page: Fifth Symphony: 4. Machine · Machine-readable JSON-LD