ISRC ARF411900309
Verified recording
ARF411900309 is “Numb” by Cassandra Beck,
registered on the CopyrightChains blockchain with CopyrightID
0xf9fe97b8436288038e4c197002adf2bd7e0fe17772e2c78cf7562c23cb709b59 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/ARF411900309.
Recording identifiers
- ISRC
- ARF411900309
- Title
- Numb
- Artist
- Cassandra Beck
- CopyrightID (CopyrightChains transaction hash)
0xf9fe97b8436288038e4c197002adf2bd7e0fe17772e2c78cf7562c23cb709b59
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:e3c2b9adce53b913947026169f988e867b7c3f0740941d1b5f16ce48e377162f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ARF411900309
- Bitcoin block existence check
- https://blockstream.info/api/block/956304