ISRC ES7890700702
Verified recording
ES7890700702 is “Regina caeli a 8” by Francisco Guerrero,
registered on the CopyrightChains blockchain with CopyrightID
0x170cce1751af9727a9562d9f77eaac3b91f3e2d128ef1884d1c6c3f26bc2af89 and independently timestamped
in Bitcoin block 960207 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7890700702.
Recording identifiers
- ISRC
- ES7890700702
- Title
- Regina caeli a 8
- Artist
- Francisco Guerrero
- CopyrightID (CopyrightChains transaction hash)
0x170cce1751af9727a9562d9f77eaac3b91f3e2d128ef1884d1c6c3f26bc2af89
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T04:47:22+00:00
- Bitcoin block
- 960207
- Canonical record hash
sha256:8029cbd87a28e6594ccffc1563a29dde4e1d40c874eaa3d85c535ffa6303815b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7890700702
- Bitcoin block existence check
- https://blockstream.info/api/block/960207