ISRC QZW9L2347830
Verified recording
QZW9L2347830 is “Be Prepared” by Tom Lehrer,
registered on the CopyrightChains blockchain with CopyrightID
0xbb9f3cb8f89ea46d127dcf663af43d6dcdf7485a0826cbfeab85fc4227d31660 and independently timestamped
in Bitcoin block 960503 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9L2347830.
Recording identifiers
- ISRC
- QZW9L2347830
- Title
- Be Prepared
- Artist
- Tom Lehrer
- CopyrightID (CopyrightChains transaction hash)
0xbb9f3cb8f89ea46d127dcf663af43d6dcdf7485a0826cbfeab85fc4227d31660
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T03:41:24+00:00
- Bitcoin block
- 960503
- Canonical record hash
sha256:db4943d966655632731e6cb53431f02792cc91476cdfbba7abda90fbe3e8f5ce- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9L2347830
- Bitcoin block existence check
- https://blockstream.info/api/block/960503