ISRC DEN962102811
Verified recording
DEN962102811 is “4 Gesänge, Op. 2: I. Schlafen, schlafen” by Alban Berg,
registered on the CopyrightChains blockchain with CopyrightID
0xb9907e3e8551568b247b7a72175a96f5826b0bdb7dc2979ca8149b6c65be035d and independently timestamped
in Bitcoin block 960207 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962102811.
Recording identifiers
- ISRC
- DEN962102811
- Title
- 4 Gesänge, Op. 2: I. Schlafen, schlafen
- Artist
- Alban Berg
- CopyrightID (CopyrightChains transaction hash)
0xb9907e3e8551568b247b7a72175a96f5826b0bdb7dc2979ca8149b6c65be035d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T04:47:22+00:00
- Bitcoin block
- 960207
- Canonical record hash
sha256:78bb541d26fb2f61708efd57c42eb79fef5f246993feee6a6a9ce5adc911cd2c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962102811
- Bitcoin block existence check
- https://blockstream.info/api/block/960207
Full record
Track page: 4 Gesänge, Op. 2: I. Schlafen, schlafen · Machine-readable JSON-LD