ISRC FR9W12126542
Verified recording
FR9W12126542 is “City of Stars - from "La La Land"” by Justin Hurwitz,
registered on the CopyrightChains blockchain with CopyrightID
0xce4f2fb8231095f64e7c8d0a0b555575807ee3b3c8d8d6ab8f682a7a53c86ee7 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/FR9W12126542.
Recording identifiers
- ISRC
- FR9W12126542
- Title
- City of Stars - from "La La Land"
- Artist
- Justin Hurwitz
- CopyrightID (CopyrightChains transaction hash)
0xce4f2fb8231095f64e7c8d0a0b555575807ee3b3c8d8d6ab8f682a7a53c86ee7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:d7224177b2906c88106c351db7e5c2e8b4b96416f8a92d1a428d767c6c58a04a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9W12126542
- Bitcoin block existence check
- https://blockstream.info/api/block/960455
Full record
Track page: City of Stars - from "La La Land" · Machine-readable JSON-LD