ISRC GBBBB9706215

Verified recording

GBBBB9706215 is “Troisième Leçon de Ténèbres du Mercredi Saint: III. Lamed” by François Couperin, registered on the CopyrightChains blockchain with CopyrightID 0x45df41100e49a076caaf6b6e804543439572b5639a32cc523b10137e09367fc9 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/GBBBB9706215.

Recording identifiers

ISRC
GBBBB9706215
Title
Troisième Leçon de Ténèbres du Mercredi Saint: III. Lamed
Artist
François Couperin
CopyrightID (CopyrightChains transaction hash)
0x45df41100e49a076caaf6b6e804543439572b5639a32cc523b10137e09367fc9

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:560941b0365011a2e591a294ddf1a459ca1ede2f5e394635001ebda976152d63
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBB9706215
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Troisième Leçon de Ténèbres du Mercredi Saint: III. Lamed · Machine-readable JSON-LD