ISRC QM4TW1971782
Verified recording
QM4TW1971782 is “El Letargo del Guerrero” by Legado de una Tragedia,
registered on the CopyrightChains blockchain with CopyrightID
0xf383e72471f15b42e1464bafd2697caa76fae2f3126c948993f80a6ca5ec7d55 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1971782.
Recording identifiers
- ISRC
- QM4TW1971782
- Title
- El Letargo del Guerrero
- Artist
- Legado de una Tragedia
- CopyrightID (CopyrightChains transaction hash)
0xf383e72471f15b42e1464bafd2697caa76fae2f3126c948993f80a6ca5ec7d55
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:7664e829c3b85dc083376bf51177da752ec779173ee591263af88413e4af45dd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1971782
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: El Letargo del Guerrero · Machine-readable JSON-LD