ISRC USB8U1012269
Verified recording
USB8U1012269 is “3 Zweistimmige Lieder, Op. 43: No. 1. Wenn ich ein Voglein war” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0xaed3642e9d7a02b36e6e1d7f53933f30377b41779d54cc956d6a0765f22dc9f2 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/USB8U1012269.
Recording identifiers
- ISRC
- USB8U1012269
- Title
- 3 Zweistimmige Lieder, Op. 43: No. 1. Wenn ich ein Voglein war
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0xaed3642e9d7a02b36e6e1d7f53933f30377b41779d54cc956d6a0765f22dc9f2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2a31175cdf7b8f603d6b28b3f6d83c70fddd1e5039a5d8b1285e1e3dd9d4a40d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1012269
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: 3 Zweistimmige Lieder, Op. 43: No. 1. Wenn ich ein Voglein war · Machine-readable JSON-LD