ISRC QZW9L2347825
Verified recording
QZW9L2347825 is “Pollution” by Tom Lehrer,
registered on the CopyrightChains blockchain with CopyrightID
0x0c67c075397ad219e0a572ba81bd0501d77d680c73844de36fe2e03e853ac258 and independently timestamped
in Bitcoin block 960494 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9L2347825.
Recording identifiers
- ISRC
- QZW9L2347825
- Title
- Pollution
- Artist
- Tom Lehrer
- CopyrightID (CopyrightChains transaction hash)
0x0c67c075397ad219e0a572ba81bd0501d77d680c73844de36fe2e03e853ac258
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T01:44:32+00:00
- Bitcoin block
- 960494
- Canonical record hash
sha256:e46ff39142336966852e7f651e87241439c31bfb2b28085d36421aede44a6fba- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9L2347825
- Bitcoin block existence check
- https://blockstream.info/api/block/960494