ISRC QZHZ41910977
Verified recording
QZHZ41910977 is “Canção para os Dias Tristes” by O Amor Existe,
registered on the CopyrightChains blockchain with CopyrightID
0xb927ff76962e0143a7a731a24e6829a01f03d76e0d4ee22abbf82decfb7b58df and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ41910977.
Recording identifiers
- ISRC
- QZHZ41910977
- Title
- Canção para os Dias Tristes
- Artist
- O Amor Existe
- CopyrightID (CopyrightChains transaction hash)
0xb927ff76962e0143a7a731a24e6829a01f03d76e0d4ee22abbf82decfb7b58df
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:c7c645232da6c5dbe04aeef54809a4fe6661320cdf1254dd8b5ed02a449f4ce2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ41910977
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: Canção para os Dias Tristes · Machine-readable JSON-LD