ISRC QZ5FN2376312
Verified recording
QZ5FN2376312 is “Expand” by Marc JB,
registered on the CopyrightChains blockchain with CopyrightID
0x06d71f5c18f9e8de19de0fe561917ec877544a9163786cc782bd93e71b38e8b2 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5FN2376312.
Recording identifiers
- ISRC
- QZ5FN2376312
- Title
- Expand
- Artist
- Marc JB
- CopyrightID (CopyrightChains transaction hash)
0x06d71f5c18f9e8de19de0fe561917ec877544a9163786cc782bd93e71b38e8b2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:9a4fcb69add3849519c8b6bb5344af416be624636fa26567f6104f646462aa1b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5FN2376312
- Bitcoin block existence check
- https://blockstream.info/api/block/957118