ISRC COAB11900131
Verified recording
COAB11900131 is “K9999” by Tomás Urquieta,
registered on the CopyrightChains blockchain with CopyrightID
0xe2dd9656fd1532cdbcec92534c51df6e95d67794cb16bbf41666ee05b1989401 and independently timestamped
in Bitcoin block 960258 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/COAB11900131.
Recording identifiers
- ISRC
- COAB11900131
- Title
- K9999
- Artist
- Tomás Urquieta
- CopyrightID (CopyrightChains transaction hash)
0xe2dd9656fd1532cdbcec92534c51df6e95d67794cb16bbf41666ee05b1989401
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:45:34+00:00
- Bitcoin block
- 960258
- Canonical record hash
sha256:0e1099d41272dcf35041b24d8bd8600f1cec0845ef414a6a181e7bf51631084d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/COAB11900131
- Bitcoin block existence check
- https://blockstream.info/api/block/960258