ISRC QZHZ32050413
Verified recording
QZHZ32050413 is “21” by A Última Theoria,
registered on the CopyrightChains blockchain with CopyrightID
0xdc3069981a38be857d53f0a3de9246e90e0d40d3a91dac437adcf5ac88876a9c and independently timestamped
in Bitcoin block 957025 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ32050413.
Recording identifiers
- ISRC
- QZHZ32050413
- Title
- 21
- Artist
- A Última Theoria
- CopyrightID (CopyrightChains transaction hash)
0xdc3069981a38be857d53f0a3de9246e90e0d40d3a91dac437adcf5ac88876a9c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T10:59:31+00:00
- Bitcoin block
- 957025
- Canonical record hash
sha256:604cf232ff533129cad18d460060078d644c60582eb59641401872c740d0a80c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ32050413
- Bitcoin block existence check
- https://blockstream.info/api/block/957025