ISRC ES29G0911901
Verified recording
ES29G0911901 is “Est-ce-mars” by Jan Pieterszoon Sweelinck,
registered on the CopyrightChains blockchain with CopyrightID
0x50946d2869cc40edbb4711db07f73a0bb7001cda5624d12e55e16ff29a9afda9 and independently timestamped
in Bitcoin block 960254 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES29G0911901.
Recording identifiers
- ISRC
- ES29G0911901
- Title
- Est-ce-mars
- Artist
- Jan Pieterszoon Sweelinck
- CopyrightID (CopyrightChains transaction hash)
0x50946d2869cc40edbb4711db07f73a0bb7001cda5624d12e55e16ff29a9afda9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:06:10+00:00
- Bitcoin block
- 960254
- Canonical record hash
sha256:e89ddf07765929441387f5c846aba6c628dec2738e17d710c7cb687cf37a0ba1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES29G0911901
- Bitcoin block existence check
- https://blockstream.info/api/block/960254