ISRC DEN962303490
Verified recording
DEN962303490 is “Symphony No. 3 "Symphony of Sorrowful Songs": II. Lento e Largo – Tranquillissimo” by Henryk Górecki,
registered on the CopyrightChains blockchain with CopyrightID
0x8b3dfcc2030f14fbc6b9ab6974f33388b2dbd0725d07fe03f51d1bc7d0bdbd35 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962303490.
Recording identifiers
- ISRC
- DEN962303490
- Title
- Symphony No. 3 "Symphony of Sorrowful Songs": II. Lento e Largo – Tranquillissimo
- Artist
- Henryk Górecki
- CopyrightID (CopyrightChains transaction hash)
0x8b3dfcc2030f14fbc6b9ab6974f33388b2dbd0725d07fe03f51d1bc7d0bdbd35
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:120881ef7d89d51bfa13f1fa7873180ed47cc12733f6db0d7b69ec95cb7f4c58- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962303490
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Symphony No. 3 "Symphony of Sorrowful Songs": II. Lento e Largo – Tranquillissimo · Machine-readable JSON-LD