ISRC USL4Q2009300
Verified recording
USL4Q2009300 is “Siempre (2004)” by Bocafloja,
registered on the CopyrightChains blockchain with CopyrightID
0x35407d286a86cccdea5fc02a5036cd3360bde9cc5540fc642827a7bc00977028 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q2009300.
Recording identifiers
- ISRC
- USL4Q2009300
- Title
- Siempre (2004)
- Artist
- Bocafloja
- CopyrightID (CopyrightChains transaction hash)
0x35407d286a86cccdea5fc02a5036cd3360bde9cc5540fc642827a7bc00977028
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:41bfc24d6e105d851a0febdb987ed9aafcd9d554f0b444eba8a673e10af4eab0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q2009300
- Bitcoin block existence check
- https://blockstream.info/api/block/953520