ISRC CA5KR1846974
Verified recording
CA5KR1846974 is “Tigre Viejo (Tango)” by Osvaldo Fresedo,
registered on the CopyrightChains blockchain with CopyrightID
0x2498925123854003ab4b5ed1bc3d555372c886dbb0f029f66be468b5358ad7e5 and independently timestamped
in Bitcoin block 960429 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR1846974.
Recording identifiers
- ISRC
- CA5KR1846974
- Title
- Tigre Viejo (Tango)
- Artist
- Osvaldo Fresedo
- CopyrightID (CopyrightChains transaction hash)
0x2498925123854003ab4b5ed1bc3d555372c886dbb0f029f66be468b5358ad7e5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T16:07:24+00:00
- Bitcoin block
- 960429
- Canonical record hash
sha256:9fe34377d7199eea10c6f0c0d5d67c765bce8aac5797d0f9ed79bbb77690bcae- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR1846974
- Bitcoin block existence check
- https://blockstream.info/api/block/960429