ISRC RUAAX2201347
Verified recording
RUAAX2201347 is “Requiem: 7. Lacrimosa” by Alfred Schnittke,
registered on the CopyrightChains blockchain with CopyrightID
0x447b54a1d20e0b53cf97f9c1b0ed11bb8531eacab144dc0b5fe682d19596574e and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/RUAAX2201347.
Recording identifiers
- ISRC
- RUAAX2201347
- Title
- Requiem: 7. Lacrimosa
- Artist
- Alfred Schnittke
- CopyrightID (CopyrightChains transaction hash)
0x447b54a1d20e0b53cf97f9c1b0ed11bb8531eacab144dc0b5fe682d19596574e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:9c8894aa08fe635a2074344a438ab2029035ee151958ad00e08d1b6cbf28e5f3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/RUAAX2201347
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: Requiem: 7. Lacrimosa · Machine-readable JSON-LD