ISRC USRC11801869
Verified recording
USRC11801869 is “Twice” by Christina Aguilera,
registered on the CopyrightChains blockchain with CopyrightID
0x61078a4173eec27bfbdc84ffd24ca62a27f812b79feebe72d10eea6feb3688d9 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRC11801869.
Recording identifiers
- ISRC
- USRC11801869
- Title
- Twice
- Artist
- Christina Aguilera
- CopyrightID (CopyrightChains transaction hash)
0x61078a4173eec27bfbdc84ffd24ca62a27f812b79feebe72d10eea6feb3688d9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:74f4f375cc8b781035d13ab3a6cd20db04da9e406ca1fb8f6f3e4fe7b1764817- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRC11801869
- Bitcoin block existence check
- https://blockstream.info/api/block/953513