ISRC PTVC11700221
Verified recording
PTVC11700221 is “Rua Sombria” by Amália Rodrigues,
registered on the CopyrightChains blockchain with CopyrightID
0x2235ac87db6e43255903a26a03d9a01a69d32c5164d14b13e8746a54f06e2167 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTVC11700221.
Recording identifiers
- ISRC
- PTVC11700221
- Title
- Rua Sombria
- Artist
- Amália Rodrigues
- CopyrightID (CopyrightChains transaction hash)
0x2235ac87db6e43255903a26a03d9a01a69d32c5164d14b13e8746a54f06e2167
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:8575edfcb0a28810118060bc771feaa059112e236599ea98e93fa5d21bd4e104- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTVC11700221
- Bitcoin block existence check
- https://blockstream.info/api/block/960441