ISRC QM7281747405
Verified recording
QM7281747405 is “Hasta Siempre” by Carlos Puebla,
registered on the CopyrightChains blockchain with CopyrightID
0x920fabd3755861b48f896aa9e6e105d85aafad9dc22a7da7dbad98ce2e0e8d20 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281747405.
Recording identifiers
- ISRC
- QM7281747405
- Title
- Hasta Siempre
- Artist
- Carlos Puebla
- CopyrightID (CopyrightChains transaction hash)
0x920fabd3755861b48f896aa9e6e105d85aafad9dc22a7da7dbad98ce2e0e8d20
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:9f1a2308f3199f02ef01fb3fec7ae6f84daec641dd11028ab904ddea34edaa6a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281747405
- Bitcoin block existence check
- https://blockstream.info/api/block/957118