ISRC TCAJF2558427
Verified recording
TCAJF2558427 is “One Last Time” by ZEPHYR,
registered on the CopyrightChains blockchain with CopyrightID
0x303d45f5b1fe86adaeeefc2b17ebad46d46bda4dff7e48ef9101a1a8590dfd30 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/TCAJF2558427.
Recording identifiers
- ISRC
- TCAJF2558427
- Title
- One Last Time
- Artist
- ZEPHYR
- CopyrightID (CopyrightChains transaction hash)
0x303d45f5b1fe86adaeeefc2b17ebad46d46bda4dff7e48ef9101a1a8590dfd30
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:033ac95e1a61476758a959a72c79093ac4887753fd882199ca853b75b0668af6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAJF2558427
- Bitcoin block existence check
- https://blockstream.info/api/block/956304