ISRC GBBBC2100519
Verified recording
GBBBC2100519 is “Ah Perfido!, Op. 65: "Ah, Perfido!"” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xe0a788f0f27f70721c1e7ec65e87f271ede3abe6f784930255ecd3278d611a50 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/GBBBC2100519.
Recording identifiers
- ISRC
- GBBBC2100519
- Title
- Ah Perfido!, Op. 65: "Ah, Perfido!"
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xe0a788f0f27f70721c1e7ec65e87f271ede3abe6f784930255ecd3278d611a50
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:0d576124b03531493e2122041e16d3e011a94e1e7e13f707aac7e07b06c94d8c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC2100519
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Ah Perfido!, Op. 65: "Ah, Perfido!" · Machine-readable JSON-LD