ISRC ES71G1509750
Verified recording
ES71G1509750 is “Calma” by Nano Stern,
registered on the CopyrightChains blockchain with CopyrightID
0x0306882c892ad333747f799409dc2bae2736eec6946de035d53a115a7e9bfccb and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G1509750.
Recording identifiers
- ISRC
- ES71G1509750
- Title
- Calma
- Artist
- Nano Stern
- CopyrightID (CopyrightChains transaction hash)
0x0306882c892ad333747f799409dc2bae2736eec6946de035d53a115a7e9bfccb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:9f3efc2ad39c4fb5f97f0710506c8adaa4b8786884a9a4fab8e6ecf673d6df9e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G1509750
- Bitcoin block existence check
- https://blockstream.info/api/block/956304