ISRC TCAFW2122941
Verified recording
TCAFW2122941 is “Smells Like Teen Spirit (Instrumental Piano)” by Matchstick Piano Man,
registered on the CopyrightChains blockchain with CopyrightID
0xcd617aa49b8ca8319a005c2cb07f7c823395b4c45a6d8a477d3290065c5db458 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAFW2122941.
Recording identifiers
- ISRC
- TCAFW2122941
- Title
- Smells Like Teen Spirit (Instrumental Piano)
- Artist
- Matchstick Piano Man
- CopyrightID (CopyrightChains transaction hash)
0xcd617aa49b8ca8319a005c2cb07f7c823395b4c45a6d8a477d3290065c5db458
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:14fb81fba49ade8097f4ebf681682072af8d1a541bff11345bb7b345a895e40a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAFW2122941
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Smells Like Teen Spirit (Instrumental Piano) · Machine-readable JSON-LD