ISRC QM7281755250
Verified recording
QM7281755250 is “Libre” by René González,
registered on the CopyrightChains blockchain with CopyrightID
0xd23b54fd750bbf0bb88fbdd0493531f7f311e962c032f122b7395cd4926b3c04 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281755250.
Recording identifiers
- ISRC
- QM7281755250
- Title
- Libre
- Artist
- René González
- CopyrightID (CopyrightChains transaction hash)
0xd23b54fd750bbf0bb88fbdd0493531f7f311e962c032f122b7395cd4926b3c04
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:55782ab5462fe5c10f5e5817ddc2d274cb1d2941505f8c8564693f6894284326- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281755250
- Bitcoin block existence check
- https://blockstream.info/api/block/956304