ISRC QMDA62316413
Verified recording
QMDA62316413 is “Esmeralda Valse Lente (Slow Waltz 1)” by Andrew Holdsworth,
registered on the CopyrightChains blockchain with CopyrightID
0xd9176f235325c6502d1ba76dffd8c90678a44e8e81bd797eaac8a0c0483a4a9e and independently timestamped
in Bitcoin block 960121 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62316413.
Recording identifiers
- ISRC
- QMDA62316413
- Title
- Esmeralda Valse Lente (Slow Waltz 1)
- Artist
- Andrew Holdsworth
- CopyrightID (CopyrightChains transaction hash)
0xd9176f235325c6502d1ba76dffd8c90678a44e8e81bd797eaac8a0c0483a4a9e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T15:22:21+00:00
- Bitcoin block
- 960121
- Canonical record hash
sha256:e281152e6a933e7255f4e6326f7e331ecf7c176491221c081731bcf96b2a3a70- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62316413
- Bitcoin block existence check
- https://blockstream.info/api/block/960121
Full record
Track page: Esmeralda Valse Lente (Slow Waltz 1) · Machine-readable JSON-LD