ISRC US8270502102
Verified recording
US8270502102 is “Improperium [CRC2542]: Palm Sunday: Offertorium: Improperium” by Anonymous,
registered on the CopyrightChains blockchain with CopyrightID
0x2f61ff4bb117320225d3df9de04cd560854ae85910fe5087c47bac9d444d7a40 and independently timestamped
in Bitcoin block 960203 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US8270502102.
Recording identifiers
- ISRC
- US8270502102
- Title
- Improperium [CRC2542]: Palm Sunday: Offertorium: Improperium
- Artist
- Anonymous
- CopyrightID (CopyrightChains transaction hash)
0x2f61ff4bb117320225d3df9de04cd560854ae85910fe5087c47bac9d444d7a40
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T03:35:13+00:00
- Bitcoin block
- 960203
- Canonical record hash
sha256:fc1933d072dd03e8c87ba49422b9fdd62276d85b1eae7f90a827fb6e491eb374- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US8270502102
- Bitcoin block existence check
- https://blockstream.info/api/block/960203
Full record
Track page: Improperium [CRC2542]: Palm Sunday: Offertorium: Improperium · Machine-readable JSON-LD