ISRC QZ5FN2471262
Verified recording
QZ5FN2471262 is “Sputnik” by Teffa,
registered on the CopyrightChains blockchain with CopyrightID
0xe3e3d00d03ea18e0cd1a37aa02869e5b053022461f26c9a084aff5da9025a9f9 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5FN2471262.
Recording identifiers
- ISRC
- QZ5FN2471262
- Title
- Sputnik
- Artist
- Teffa
- CopyrightID (CopyrightChains transaction hash)
0xe3e3d00d03ea18e0cd1a37aa02869e5b053022461f26c9a084aff5da9025a9f9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:cd17014a605b737bae4929702596b625d0d9d7fef101847becd64140604656f1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5FN2471262
- Bitcoin block existence check
- https://blockstream.info/api/block/953520