ISRC ISZ981200232
Verified recording
ISZ981200232 is “Mamma” by Björgvin Þ. Valdimarsson,
registered on the CopyrightChains blockchain with CopyrightID
0x02f412aab06e94b8c89ae0deccfe062a374f806a86f807c4c657267e8a7082d6 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ISZ981200232.
Recording identifiers
- ISRC
- ISZ981200232
- Title
- Mamma
- Artist
- Björgvin Þ. Valdimarsson
- CopyrightID (CopyrightChains transaction hash)
0x02f412aab06e94b8c89ae0deccfe062a374f806a86f807c4c657267e8a7082d6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:9768037e125646cfc2a1a7083c0156850d8a18edfe36c515622526b3d1fde931- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ISZ981200232
- Bitcoin block existence check
- https://blockstream.info/api/block/960448