ISRC QZW9K2341065
Verified recording
QZW9K2341065 is “Alma” by Tom Lehrer,
registered on the CopyrightChains blockchain with CopyrightID
0xdddde8ceadc47323d39e810c00fe42eaaf9f70807a2dd5332bf4cff3f0a26cd5 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/QZW9K2341065.
Recording identifiers
- ISRC
- QZW9K2341065
- Title
- Alma
- Artist
- Tom Lehrer
- CopyrightID (CopyrightChains transaction hash)
0xdddde8ceadc47323d39e810c00fe42eaaf9f70807a2dd5332bf4cff3f0a26cd5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:b490e43818a20ef4d2220780221bd5823d5e012aa859663b3b40f391d771c23c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9K2341065
- Bitcoin block existence check
- https://blockstream.info/api/block/956302