ISRC UK4WW1400004
Verified recording
UK4WW1400004 is “Requiem Novum: III. Cry Not in Anguished Voices” by Mårten Jansson,
registered on the CopyrightChains blockchain with CopyrightID
0xdce959f4e1fcfc25b299f701cc2731e6163bd9335d4ef344bbed9e9f3950a518 and independently timestamped
in Bitcoin block 957025 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK4WW1400004.
Recording identifiers
- ISRC
- UK4WW1400004
- Title
- Requiem Novum: III. Cry Not in Anguished Voices
- Artist
- Mårten Jansson
- CopyrightID (CopyrightChains transaction hash)
0xdce959f4e1fcfc25b299f701cc2731e6163bd9335d4ef344bbed9e9f3950a518
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T10:59:31+00:00
- Bitcoin block
- 957025
- Canonical record hash
sha256:9d9e21c39b302e2677facda2eba6ea6394bf30f1a9b66cf2a85c5925fd9239b8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK4WW1400004
- Bitcoin block existence check
- https://blockstream.info/api/block/957025
Full record
Track page: Requiem Novum: III. Cry Not in Anguished Voices · Machine-readable JSON-LD