ISRC QM4TW1567769
Verified recording
QM4TW1567769 is “Tabaco” by Julio Sosa,
registered on the CopyrightChains blockchain with CopyrightID
0x0830f08127e6e813dce12c210ccef40545807d83752e4471ee2dcb20e904792f and independently timestamped
in Bitcoin block 960503 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1567769.
Recording identifiers
- ISRC
- QM4TW1567769
- Title
- Tabaco
- Artist
- Julio Sosa
- CopyrightID (CopyrightChains transaction hash)
0x0830f08127e6e813dce12c210ccef40545807d83752e4471ee2dcb20e904792f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T03:41:24+00:00
- Bitcoin block
- 960503
- Canonical record hash
sha256:91390d609b19b9f965da047cd6dc5bb50883ab5e9bc9fc508ebc9fece3c7b497- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1567769
- Bitcoin block existence check
- https://blockstream.info/api/block/960503