ISRC HKI192030910
Verified recording
HKI192030910 is “City Life: IV. Heartbeats, Boats and Buoys” by Steve Reich,
registered on the CopyrightChains blockchain with CopyrightID
0x91da463d98731b7cbfa8e15293ca9ba204fd8e802d92799b969e0b3301c61f80 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI192030910.
Recording identifiers
- ISRC
- HKI192030910
- Title
- City Life: IV. Heartbeats, Boats and Buoys
- Artist
- Steve Reich
- CopyrightID (CopyrightChains transaction hash)
0x91da463d98731b7cbfa8e15293ca9ba204fd8e802d92799b969e0b3301c61f80
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f28f3a2d8a4a442b072ea152cd1571524de3ee052e2ce51c1e4fd258b6dbd71a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI192030910
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: City Life: IV. Heartbeats, Boats and Buoys · Machine-readable JSON-LD