ISRC CALC41401139
Verified recording
CALC41401139 is “Kapsberger” by Giovanni Girolamo Kapsberger,
registered on the CopyrightChains blockchain with CopyrightID
0x73f67b6ff4b7cf23b03318a6361257240c302cbc921790b8d8bebbdc2dd75c70 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/CALC41401139.
Recording identifiers
- ISRC
- CALC41401139
- Title
- Kapsberger
- Artist
- Giovanni Girolamo Kapsberger
- CopyrightID (CopyrightChains transaction hash)
0x73f67b6ff4b7cf23b03318a6361257240c302cbc921790b8d8bebbdc2dd75c70
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:7325e0a7bfb9539fd72b53f86f9628b68278733831d3d7a2a5f56b882d57509a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC41401139
- Bitcoin block existence check
- https://blockstream.info/api/block/956304