ISRC FRZ132426011
Verified recording
FRZ132426011 is “Lamentations and Consolations, Op. 17: No. 5 in A Minor, Lamentation (Le mal du pays)” by Sergei Bortkiewicz,
registered on the CopyrightChains blockchain with CopyrightID
0xe92bc0156cd115a3f7ad1effd7c24a32e3f132ee55c327da9f58c3541289f924 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/FRZ132426011.
Recording identifiers
- ISRC
- FRZ132426011
- Title
- Lamentations and Consolations, Op. 17: No. 5 in A Minor, Lamentation (Le mal du pays)
- Artist
- Sergei Bortkiewicz
- CopyrightID (CopyrightChains transaction hash)
0xe92bc0156cd115a3f7ad1effd7c24a32e3f132ee55c327da9f58c3541289f924
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:96e23036c0ae5cdf224f078c1ec91c28bbf479971b6b7c89151ed7e1bf322958- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ132426011
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Lamentations and Consolations, Op. 17: No. 5 in A Minor, Lamentation (Le mal du pays) · Machine-readable JSON-LD