ISRC HKI191154604
Verified recording
HKI191154604 is “Male requiem dla pewnej polki (Little Requiem for a Certain Polka), Op. 66: IV. Adagio cantabile” by Henryk Górecki,
registered on the CopyrightChains blockchain with CopyrightID
0x646a0d2f455da6c25fe2cca92ac7638f494454220219b4dd6291ad255a8dcf1f 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/HKI191154604.
Recording identifiers
- ISRC
- HKI191154604
- Title
- Male requiem dla pewnej polki (Little Requiem for a Certain Polka), Op. 66: IV. Adagio cantabile
- Artist
- Henryk Górecki
- CopyrightID (CopyrightChains transaction hash)
0x646a0d2f455da6c25fe2cca92ac7638f494454220219b4dd6291ad255a8dcf1f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:298a28200bcc3f454f28d4b5e61fc00309782dd883833cc6445f98dbc3e55604- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191154604
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Male requiem dla pewnej polki (Little Requiem for a Certain Polka), Op. 66: IV. Adagio cantabile · Machine-readable JSON-LD