ISRC QZW9K2341064
Verified recording
QZW9K2341064 is “Smut” by Tom Lehrer,
registered on the CopyrightChains blockchain with CopyrightID
0x3b010c2d6e784e7c1ee4cb29f4a2c58836b5ddc73389000d373bc456c87e290c and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9K2341064.
Recording identifiers
- ISRC
- QZW9K2341064
- Title
- Smut
- Artist
- Tom Lehrer
- CopyrightID (CopyrightChains transaction hash)
0x3b010c2d6e784e7c1ee4cb29f4a2c58836b5ddc73389000d373bc456c87e290c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:a938ec0eaf749f2e277762c9ab9964473719bbaf4659f1b2b383c65466bf2cc6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9K2341064
- Bitcoin block existence check
- https://blockstream.info/api/block/956304