ISRC QZW9K2364777
Verified recording
QZW9K2364777 is “Ansiedad” by Otein,
registered on the CopyrightChains blockchain with CopyrightID
0xe67a1d6a92b5e27379b352702065098e360a5c712461db1169b46b426449c8d4 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9K2364777.
Recording identifiers
- ISRC
- QZW9K2364777
- Title
- Ansiedad
- Artist
- Otein
- CopyrightID (CopyrightChains transaction hash)
0xe67a1d6a92b5e27379b352702065098e360a5c712461db1169b46b426449c8d4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:bd369382b767320df72b6057ede33cbddc9cfdf673c6cf391dad91326180b175- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9K2364777
- Bitcoin block existence check
- https://blockstream.info/api/block/956302