ISRC QZ8BZ2307140
Verified recording
QZ8BZ2307140 is “A Quiet Place: Postlude” by Leonard Bernstein,
registered on the CopyrightChains blockchain with CopyrightID
0x167cd81171abe2bc9369448022f8646df2ddab0e34b812ed41c1b0c88f1d33f5 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ8BZ2307140.
Recording identifiers
- ISRC
- QZ8BZ2307140
- Title
- A Quiet Place: Postlude
- Artist
- Leonard Bernstein
- CopyrightID (CopyrightChains transaction hash)
0x167cd81171abe2bc9369448022f8646df2ddab0e34b812ed41c1b0c88f1d33f5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:d8f02a2f56d21eea724b66d00ab74371125876115365fa38397d8727db9817d1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ8BZ2307140
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: A Quiet Place: Postlude · Machine-readable JSON-LD