ISRC USUM71402701
Verified recording
USUM71402701 is “El Dolor” by Roberto Tapia,
registered on the CopyrightChains blockchain with CopyrightID
0x9201816d5f55773ec3b495dfa46606081320cc2525472866c3d14b034cb174fa and independently timestamped
in Bitcoin block 960247 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71402701.
Recording identifiers
- ISRC
- USUM71402701
- Title
- El Dolor
- Artist
- Roberto Tapia
- CopyrightID (CopyrightChains transaction hash)
0x9201816d5f55773ec3b495dfa46606081320cc2525472866c3d14b034cb174fa
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T10:42:33+00:00
- Bitcoin block
- 960247
- Canonical record hash
sha256:c917fefcd27eafd6176a10f89a594e999251542c54ec2f731da34aed66de6ea7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71402701
- Bitcoin block existence check
- https://blockstream.info/api/block/960247