ISRC QM7281713483
Verified recording
QM7281713483 is “Viejo amigo” by Ulises Bueno,
registered on the CopyrightChains blockchain with CopyrightID
0xfc2f2ea0c92d2ec7f5a0f0bef75529e6e0b65da01f93e4285284453a1151edc2 and independently timestamped
in Bitcoin block 960250 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281713483.
Recording identifiers
- ISRC
- QM7281713483
- Title
- Viejo amigo
- Artist
- Ulises Bueno
- CopyrightID (CopyrightChains transaction hash)
0xfc2f2ea0c92d2ec7f5a0f0bef75529e6e0b65da01f93e4285284453a1151edc2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T11:13:28+00:00
- Bitcoin block
- 960250
- Canonical record hash
sha256:74c18d816a4f77b6ff7cdd7d143a94a6d4953f5a84d8509fd19cd3ebff28e5dc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281713483
- Bitcoin block existence check
- https://blockstream.info/api/block/960250