ISRC QM3UY1900065
Verified recording
QM3UY1900065 is “Nostalgia” by Simón Díaz,
registered on the CopyrightChains blockchain with CopyrightID
0x4995fea6622311b870037c823a01a486b41355c9565d250f04b2dcef79735bb7 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/QM3UY1900065.
Recording identifiers
- ISRC
- QM3UY1900065
- Title
- Nostalgia
- Artist
- Simón Díaz
- CopyrightID (CopyrightChains transaction hash)
0x4995fea6622311b870037c823a01a486b41355c9565d250f04b2dcef79735bb7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:c56d637ba9043a84667aa21675a2327ec8416ada2ad2dfbc63d82cf21dc95147- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM3UY1900065
- Bitcoin block existence check
- https://blockstream.info/api/block/957118