ISRC US23A1571154
Verified recording
US23A1571154 is “Obsidian” by Ryuichi Sakamoto,
registered on the CopyrightChains blockchain with CopyrightID
0x2b3c5244d7b7aff46b85c8422bbe399cfd633029978ceacfe49dde6467ee56e6 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US23A1571154.
Recording identifiers
- ISRC
- US23A1571154
- Title
- Obsidian
- Artist
- Ryuichi Sakamoto
- CopyrightID (CopyrightChains transaction hash)
0x2b3c5244d7b7aff46b85c8422bbe399cfd633029978ceacfe49dde6467ee56e6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:1e090b6018104e3c10021f36cb4567494d2330c7f6571f8337fc239ccbc32b8d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US23A1571154
- Bitcoin block existence check
- https://blockstream.info/api/block/956302