ISRC USY252163055
Verified recording
USY252163055 is “Unchained” by Van Halen,
registered on the CopyrightChains blockchain with CopyrightID
0x05bd5f2f0e365c99226ea3f9cc78cd0da452df5f72afdc8cabaaa2d318b1794d 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/USY252163055.
Recording identifiers
- ISRC
- USY252163055
- Title
- Unchained
- Artist
- Van Halen
- CopyrightID (CopyrightChains transaction hash)
0x05bd5f2f0e365c99226ea3f9cc78cd0da452df5f72afdc8cabaaa2d318b1794d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:27376e06b66667265ebb7a6d768611b7b32359692067523940a9f9365c28e3b7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USY252163055
- Bitcoin block existence check
- https://blockstream.info/api/block/956304