ISRC PTRO11900260
Verified recording
PTRO11900260 is “Triangle Chest” by Chico da Tina,
registered on the CopyrightChains blockchain with CopyrightID
0x7cbc8d0ec3c8fb36302681422d92eab5a9b6d0178edfc199370f42e77f5d2627 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTRO11900260.
Recording identifiers
- ISRC
- PTRO11900260
- Title
- Triangle Chest
- Artist
- Chico da Tina
- CopyrightID (CopyrightChains transaction hash)
0x7cbc8d0ec3c8fb36302681422d92eab5a9b6d0178edfc199370f42e77f5d2627
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:617a8d3746e7716ed379f33414b2697caecc031895077eaf0429f5d0be50aef8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTRO11900260
- Bitcoin block existence check
- https://blockstream.info/api/block/953520