ISRC USASX0506507
Verified recording
USASX0506507 is “Characterstucke, Op. 3: No. 4. Papillon” by David Popper,
registered on the CopyrightChains blockchain with CopyrightID
0x923a697a7da8ef028a26740452dcb4e0cb58fe8f1bda294f80c045488ca5f26f and independently timestamped
in Bitcoin block 960348 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USASX0506507.
Recording identifiers
- ISRC
- USASX0506507
- Title
- Characterstucke, Op. 3: No. 4. Papillon
- Artist
- David Popper
- CopyrightID (CopyrightChains transaction hash)
0x923a697a7da8ef028a26740452dcb4e0cb58fe8f1bda294f80c045488ca5f26f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:e9cd24b10aab4cecd9e7f1777192cd0a3bb5213d5934818c9d1dbecda340743f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USASX0506507
- Bitcoin block existence check
- https://blockstream.info/api/block/960348
Full record
Track page: Characterstucke, Op. 3: No. 4. Papillon · Machine-readable JSON-LD