ISRC USPR34900090
Verified recording
USPR34900090 is “I Didn't Know What Time It Was” by Charlie Parker,
registered on the CopyrightChains blockchain with CopyrightID
0xc1475cfc6c53c5540da5cace2f7b2af60e47fe613fe41f41f15dbffcefce51e9 and independently timestamped
in Bitcoin block 960264 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USPR34900090.
Recording identifiers
- ISRC
- USPR34900090
- Title
- I Didn't Know What Time It Was
- Artist
- Charlie Parker
- CopyrightID (CopyrightChains transaction hash)
0xc1475cfc6c53c5540da5cace2f7b2af60e47fe613fe41f41f15dbffcefce51e9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:36:16+00:00
- Bitcoin block
- 960264
- Canonical record hash
sha256:2b4be8f7a78e7d4ed8df6e84d3d786557fbc04d319a9916350de999da1a1a40b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USPR34900090
- Bitcoin block existence check
- https://blockstream.info/api/block/960264
Full record
Track page: I Didn't Know What Time It Was · Machine-readable JSON-LD