ISRC USL4R1943181
Verified recording
USL4R1943181 is “Heladera” by K4,
registered on the CopyrightChains blockchain with CopyrightID
0x3e7ab71d58e7f89710af20d89ba0b7290f6f4ac6dc49a0dba887aade86dda89e and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4R1943181.
Recording identifiers
- ISRC
- USL4R1943181
- Title
- Heladera
- Artist
- K4
- CopyrightID (CopyrightChains transaction hash)
0x3e7ab71d58e7f89710af20d89ba0b7290f6f4ac6dc49a0dba887aade86dda89e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:9fe703907c982de37f2960992ca113abc5fdf319d26364f279dfe3762e0af23c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4R1943181
- Bitcoin block existence check
- https://blockstream.info/api/block/960334