ISRC USL4R2061816
Verified recording
USL4R2061816 is “Último Día” by Última Dosis,
registered on the CopyrightChains blockchain with CopyrightID
0x3a8e9d771f535ab37c4fbdf7146d1493130d9e20f85f81a2f2c2b034637032e3 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4R2061816.
Recording identifiers
- ISRC
- USL4R2061816
- Title
- Último Día
- Artist
- Última Dosis
- CopyrightID (CopyrightChains transaction hash)
0x3a8e9d771f535ab37c4fbdf7146d1493130d9e20f85f81a2f2c2b034637032e3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:b46796690f7bc35f6eb4597c155903cf0df4a85dc3b13221da5c4bf1f3c935ed- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4R2061816
- Bitcoin block existence check
- https://blockstream.info/api/block/957120