ISRC CH7671800020
Verified recording
CH7671800020 is “El Columpio” by Francisco Tárrega,
registered on the CopyrightChains blockchain with CopyrightID
0x39dd5a8c1484b19d0e087fdb0a77d563eb1cec3164de5e5e01ff9ddd899d6a34 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/CH7671800020.
Recording identifiers
- ISRC
- CH7671800020
- Title
- El Columpio
- Artist
- Francisco Tárrega
- CopyrightID (CopyrightChains transaction hash)
0x39dd5a8c1484b19d0e087fdb0a77d563eb1cec3164de5e5e01ff9ddd899d6a34
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T16:07:24+00:00
- Bitcoin block
- 960429
- Canonical record hash
sha256:ad7ad437149f2ac05588e5197f90046a82d9265490ee35269c6fc757c9df3eac- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH7671800020
- Bitcoin block existence check
- https://blockstream.info/api/block/960429