ISRC PTOV10300172
Verified recording
PTOV10300172 is “Eu Ouvi O Passarinho” by Grupo Coral de Cantares Regionais de Portel,
registered on the CopyrightChains blockchain with CopyrightID
0x168c6e7e14635f5ae988e84e0ab2071064ba4d84905c0d016565fa99e71989da 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/PTOV10300172.
Recording identifiers
- ISRC
- PTOV10300172
- Title
- Eu Ouvi O Passarinho
- Artist
- Grupo Coral de Cantares Regionais de Portel
- CopyrightID (CopyrightChains transaction hash)
0x168c6e7e14635f5ae988e84e0ab2071064ba4d84905c0d016565fa99e71989da
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:ecc63ba296c7b5951220962d54e757c1937d7f30d070d631fcfbfad865d588b3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTOV10300172
- Bitcoin block existence check
- https://blockstream.info/api/block/953520