ISRC QMDA71595827
Verified recording
QMDA71595827 is “Ciudad Oscura - Instrumental” by Ruben Gonzalez,
registered on the CopyrightChains blockchain with CopyrightID
0x268b08169603c00ed7e2fedde53bbe6bad9ed4d03656b67f53e32dd9ac9afcb6 and independently timestamped
in Bitcoin block 960105 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA71595827.
Recording identifiers
- ISRC
- QMDA71595827
- Title
- Ciudad Oscura - Instrumental
- Artist
- Ruben Gonzalez
- CopyrightID (CopyrightChains transaction hash)
0x268b08169603c00ed7e2fedde53bbe6bad9ed4d03656b67f53e32dd9ac9afcb6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T12:35:17+00:00
- Bitcoin block
- 960105
- Canonical record hash
sha256:5d2fd73162cd918f2e2526186fc19ef381be0eeb1cb51b1ec1b411e0d01a0fb2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA71595827
- Bitcoin block existence check
- https://blockstream.info/api/block/960105
Full record
Track page: Ciudad Oscura - Instrumental · Machine-readable JSON-LD