ISRC USRO27502821
Verified recording
USRO27502821 is “Pretty Polly” by E.C. Ball,
registered on the CopyrightChains blockchain with CopyrightID
0x6f3267c1f06ed5709d4064382f07ba1a64e009a74642f94e1c2e060dceb4770c and independently timestamped
in Bitcoin block 960258 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRO27502821.
Recording identifiers
- ISRC
- USRO27502821
- Title
- Pretty Polly
- Artist
- E.C. Ball
- CopyrightID (CopyrightChains transaction hash)
0x6f3267c1f06ed5709d4064382f07ba1a64e009a74642f94e1c2e060dceb4770c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:45:34+00:00
- Bitcoin block
- 960258
- Canonical record hash
sha256:64258a59caeb7c43e2efe658dd8fea3e94553554d96986dc4e39d85ba1754165- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRO27502821
- Bitcoin block existence check
- https://blockstream.info/api/block/960258