ISRC GBCJY1900121
Verified recording
GBCJY1900121 is “The Upside Down (Mixed)” by Changing Faces,
registered on the CopyrightChains blockchain with CopyrightID
0xa18c53b2c4626c3dcbef29421d2f1b0a5adc4dc9cbe08edb3f6137c7595b0715 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/GBCJY1900121.
Recording identifiers
- ISRC
- GBCJY1900121
- Title
- The Upside Down (Mixed)
- Artist
- Changing Faces
- CopyrightID (CopyrightChains transaction hash)
0xa18c53b2c4626c3dcbef29421d2f1b0a5adc4dc9cbe08edb3f6137c7595b0715
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:2634b0ef8bae9f718993725daa95a132411991e29887afe390cfb28f6d9f6f7d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCJY1900121
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: The Upside Down (Mixed) · Machine-readable JSON-LD