ISRC ITZ681700432
Verified recording
ITZ681700432 is “Blu cobalto” by William Greco,
registered on the CopyrightChains blockchain with CopyrightID
0xda288acf2bf89da9a69f3e7e821c27aec71ebaf805ab88693a93c59ab3024821 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITZ681700432.
Recording identifiers
- ISRC
- ITZ681700432
- Title
- Blu cobalto
- Artist
- William Greco
- CopyrightID (CopyrightChains transaction hash)
0xda288acf2bf89da9a69f3e7e821c27aec71ebaf805ab88693a93c59ab3024821
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:885f2d039c879e1a2a878c06f84fafeb7b6885b435cf4cb84a8a44ef6ee535de- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITZ681700432
- Bitcoin block existence check
- https://blockstream.info/api/block/960397