ISRC TCABU1435536
Verified recording
TCABU1435536 is “Once Again” by Matsirt,
registered on the CopyrightChains blockchain with CopyrightID
0x7245f8182e9abbdf263c4bc2f9ea1503e291eb326fde3aaff06ba249c9cad47f and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCABU1435536.
Recording identifiers
- ISRC
- TCABU1435536
- Title
- Once Again
- Artist
- Matsirt
- CopyrightID (CopyrightChains transaction hash)
0x7245f8182e9abbdf263c4bc2f9ea1503e291eb326fde3aaff06ba249c9cad47f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:8d034b586da40b1ca1614789b4da1f64a85ce5e7b14ab3fd1249c927ff156ca2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCABU1435536
- Bitcoin block existence check
- https://blockstream.info/api/block/953515