ISRC MX2621273320
Verified recording
MX2621273320 is “Obsesión” by Cuarteto Almanaque,
registered on the CopyrightChains blockchain with CopyrightID
0x377aa589d21892d6dfa801fd4f723d0b6e4eb80aab25170c27958ac22e91748f and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MX2621273320.
Recording identifiers
- ISRC
- MX2621273320
- Title
- Obsesión
- Artist
- Cuarteto Almanaque
- CopyrightID (CopyrightChains transaction hash)
0x377aa589d21892d6dfa801fd4f723d0b6e4eb80aab25170c27958ac22e91748f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:384285db14fdb9e32badd90b51436b6b86c1688a89b8dc3cddb26de7e95a2eb6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MX2621273320
- Bitcoin block existence check
- https://blockstream.info/api/block/960397