ISRC FRX211907004
Verified recording
FRX211907004 is “Once Upon a Summertime” by Michel Legrand,
registered on the CopyrightChains blockchain with CopyrightID
0x187ec0d938b544daddecb1d45005eb81c042c96b54c0c3fdeb77e69b58813ed5 and independently timestamped
in Bitcoin block 960266 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX211907004.
Recording identifiers
- ISRC
- FRX211907004
- Title
- Once Upon a Summertime
- Artist
- Michel Legrand
- CopyrightID (CopyrightChains transaction hash)
0x187ec0d938b544daddecb1d45005eb81c042c96b54c0c3fdeb77e69b58813ed5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:44:50+00:00
- Bitcoin block
- 960266
- Canonical record hash
sha256:0b57b1a364d7764b8440130da6a4870e0bcdc1f94246e39c02579df2f393b1a3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX211907004
- Bitcoin block existence check
- https://blockstream.info/api/block/960266
Full record
Track page: Once Upon a Summertime · Machine-readable JSON-LD