ISRC QM7281713364
Verified recording
QM7281713364 is “Estaba triste” by Ulises Bueno,
registered on the CopyrightChains blockchain with CopyrightID
0x7d4e70d1057d71904b7e2f132150c9e7ab23c301e96228cd1072edc696a2c869 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/QM7281713364.
Recording identifiers
- ISRC
- QM7281713364
- Title
- Estaba triste
- Artist
- Ulises Bueno
- CopyrightID (CopyrightChains transaction hash)
0x7d4e70d1057d71904b7e2f132150c9e7ab23c301e96228cd1072edc696a2c869
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:68c055c61520e9763b0400e7b2a05207e580c6fb55bd9ed70c2694dd5a8641f3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281713364
- Bitcoin block existence check
- https://blockstream.info/api/block/956304