ISRC US3DF2456211
Verified recording
US3DF2456211 is “Un Día Primero De Mayo - En Vivo” by Banda Puro Grullo,
registered on the CopyrightChains blockchain with CopyrightID
0x37d7cf06d9dd3f59981b0f077dd905b821c363385fd97eab9651df806a7656d9 and independently timestamped
in Bitcoin block 960473 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3DF2456211.
Recording identifiers
- ISRC
- US3DF2456211
- Title
- Un Día Primero De Mayo - En Vivo
- Artist
- Banda Puro Grullo
- CopyrightID (CopyrightChains transaction hash)
0x37d7cf06d9dd3f59981b0f077dd905b821c363385fd97eab9651df806a7656d9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T22:27:44+00:00
- Bitcoin block
- 960473
- Canonical record hash
sha256:ac439a1997085e623faf2547e7b6be42992bbcae870265e017683cb8e3bcfe8b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3DF2456211
- Bitcoin block existence check
- https://blockstream.info/api/block/960473
Full record
Track page: Un Día Primero De Mayo - En Vivo · Machine-readable JSON-LD