ISRC GBBGL1100074
Verified recording
GBBGL1100074 is “Graduation” by Jan Cyrka,
registered on the CopyrightChains blockchain with CopyrightID
0xd44d7cd131ef2dfe1246934ea7f714152f7555c3960974ff77e5c0415b4fddf2 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBGL1100074.
Recording identifiers
- ISRC
- GBBGL1100074
- Title
- Graduation
- Artist
- Jan Cyrka
- CopyrightID (CopyrightChains transaction hash)
0xd44d7cd131ef2dfe1246934ea7f714152f7555c3960974ff77e5c0415b4fddf2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:30a1a4e9fa7f58a7fdce951f69391b4584f0479abd356b70cb36644db300e26c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBGL1100074
- Bitcoin block existence check
- https://blockstream.info/api/block/953520