ISRC GBF071300700
Verified recording
GBF071300700 is “Barcarolle” by Jacques Offenbach,
registered on the CopyrightChains blockchain with CopyrightID
0xf9380e71743bb453f4cbfe9eb4e52141c417860eb4ff583b87daef80f72529cc and independently timestamped
in Bitcoin block 960309 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF071300700.
Recording identifiers
- ISRC
- GBF071300700
- Title
- Barcarolle
- Artist
- Jacques Offenbach
- CopyrightID (CopyrightChains transaction hash)
0xf9380e71743bb453f4cbfe9eb4e52141c417860eb4ff583b87daef80f72529cc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T20:35:49+00:00
- Bitcoin block
- 960309
- Canonical record hash
sha256:903e2d325686d944f7e3b8a5b623c4b82bb5f1b38c08e51d53a4abf82d0ed84b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF071300700
- Bitcoin block existence check
- https://blockstream.info/api/block/960309