ISRC GBPFW2100262
Verified recording
GBPFW2100262 is “Castagnet: Messe brève: I. Kyrie” by Yves Castagnet,
registered on the CopyrightChains blockchain with CopyrightID
0xef2b099ae704e9634c46eedafbd62bf7d387b5acf80fcdcdaa5c2caade27ad63 and independently timestamped
in Bitcoin block 960207 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBPFW2100262.
Recording identifiers
- ISRC
- GBPFW2100262
- Title
- Castagnet: Messe brève: I. Kyrie
- Artist
- Yves Castagnet
- CopyrightID (CopyrightChains transaction hash)
0xef2b099ae704e9634c46eedafbd62bf7d387b5acf80fcdcdaa5c2caade27ad63
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T04:47:22+00:00
- Bitcoin block
- 960207
- Canonical record hash
sha256:c393c5018cb6c164b48fd542ec27db0c720c818756155ed061177659fdd95c80- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBPFW2100262
- Bitcoin block existence check
- https://blockstream.info/api/block/960207
Full record
Track page: Castagnet: Messe brève: I. Kyrie · Machine-readable JSON-LD