ISRC DEF067500440
Verified recording
DEF067500440 is “Question” by James Last,
registered on the CopyrightChains blockchain with CopyrightID
0xf15a83bfe9411e2a894c18f2f3715629e1e8d8b5148c3963c276d8d2f788713b and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF067500440.
Recording identifiers
- ISRC
- DEF067500440
- Title
- Question
- Artist
- James Last
- CopyrightID (CopyrightChains transaction hash)
0xf15a83bfe9411e2a894c18f2f3715629e1e8d8b5148c3963c276d8d2f788713b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:4dbc79f2e061796f48219fd9e0421115ba2610e74cf3dc59f094cbb6eaed624b- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF067500440
- Bitcoin block existence check
- https://blockstream.info/api/block/956302