ISRC FR50X1739317
Verified recording
FR50X1739317 is “Liederen Op. 2: Empfängniss” by Alexander von Zemlinsky,
registered on the CopyrightChains blockchain with CopyrightID
0xac9a5ca2fd546ebd1c6d0ba0dbc22856bab02e3c4d84ad30f3833658d67c15dd and independently timestamped
in Bitcoin block 960181 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X1739317.
Recording identifiers
- ISRC
- FR50X1739317
- Title
- Liederen Op. 2: Empfängniss
- Artist
- Alexander von Zemlinsky
- CopyrightID (CopyrightChains transaction hash)
0xac9a5ca2fd546ebd1c6d0ba0dbc22856bab02e3c4d84ad30f3833658d67c15dd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T00:53:20+00:00
- Bitcoin block
- 960181
- Canonical record hash
sha256:e40a8fa728d65ab4362a32af7d46df80da56af0e63f61ddd97fe2e554241d1e9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X1739317
- Bitcoin block existence check
- https://blockstream.info/api/block/960181
Full record
Track page: Liederen Op. 2: Empfängniss · Machine-readable JSON-LD