ISRC QZNJW2298676
Verified recording
QZNJW2298676 is “Incalculável” by Sadness :c,
registered on the CopyrightChains blockchain with CopyrightID
0x0f67fc7fb48759a9b6766dc3919524a0fec7d424f9b1d898e084a9efd19a854c and independently timestamped
in Bitcoin block 960337 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJW2298676.
Recording identifiers
- ISRC
- QZNJW2298676
- Title
- Incalculável
- Artist
- Sadness :c
- CopyrightID (CopyrightChains transaction hash)
0x0f67fc7fb48759a9b6766dc3919524a0fec7d424f9b1d898e084a9efd19a854c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:51:48+00:00
- Bitcoin block
- 960337
- Canonical record hash
sha256:80a9926ea59002cd807f438cc76401e4fce4fd0ebe95a016d832262034b1825b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJW2298676
- Bitcoin block existence check
- https://blockstream.info/api/block/960337