ISRC US4D21100401
Verified recording
US4D21100401 is “Left Right Left” by Cosculluela,
registered on the CopyrightChains blockchain with CopyrightID
0xd2661b92c6270926bef453d70faaa35d7af0d8a38f460aed2b8356804fe2141b and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4D21100401.
Recording identifiers
- ISRC
- US4D21100401
- Title
- Left Right Left
- Artist
- Cosculluela
- CopyrightID (CopyrightChains transaction hash)
0xd2661b92c6270926bef453d70faaa35d7af0d8a38f460aed2b8356804fe2141b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:42ee0024b59898d62de40eb57395c7d44257d84f77129ce13705efb19a6a0538- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4D21100401
- Bitcoin block existence check
- https://blockstream.info/api/block/953515