ISRC KRUM71200121
Verified recording
KRUM71200121 is “Les larmes de Jacqueline, Op. 76 No. 2” by Jacques Offenbach,
registered on the CopyrightChains blockchain with CopyrightID
0x821ea8cb21f2c79dda802145f8baf68afdf056101d5e6b30dae03d0cd18d6fd4 and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM71200121.
Recording identifiers
- ISRC
- KRUM71200121
- Title
- Les larmes de Jacqueline, Op. 76 No. 2
- Artist
- Jacques Offenbach
- CopyrightID (CopyrightChains transaction hash)
0x821ea8cb21f2c79dda802145f8baf68afdf056101d5e6b30dae03d0cd18d6fd4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:29bd69767506c2658aebff5ba176ed496e1be8ec31b688b9a1ea01dc11876afd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM71200121
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: Les larmes de Jacqueline, Op. 76 No. 2 · Machine-readable JSON-LD