ISRC TCJPN2017643
Verified recording
TCJPN2017643 is “Underdog” by 23.exe,
registered on the CopyrightChains blockchain with CopyrightID
0x60519eccff253b42bb71a6706e85c1e2296420444a3ab1210a44a9352b456aa5 and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPN2017643.
Recording identifiers
- ISRC
- TCJPN2017643
- Title
- Underdog
- Artist
- 23.exe
- CopyrightID (CopyrightChains transaction hash)
0x60519eccff253b42bb71a6706e85c1e2296420444a3ab1210a44a9352b456aa5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:e6c2b81b0366365267f9c598104519ccf0d2f6ecc3d1be6e476d0aa89ba9b46c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPN2017643
- Bitcoin block existence check
- https://blockstream.info/api/block/960144