ISRC DEB631977111
Verified recording
DEB631977111 is “Grumpy Grandpa” by Laurent Dury,
registered on the CopyrightChains blockchain with CopyrightID
0x67d3b8fdc54ad7fbca228fe89b0ef7f7b6f561702faa41d061eaff274684aba5 and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB631977111.
Recording identifiers
- ISRC
- DEB631977111
- Title
- Grumpy Grandpa
- Artist
- Laurent Dury
- CopyrightID (CopyrightChains transaction hash)
0x67d3b8fdc54ad7fbca228fe89b0ef7f7b6f561702faa41d061eaff274684aba5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:c6b701d035146a6e12aa50d6bfa3a364fe797c5ea56742774a95a17c7f1fa763- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB631977111
- Bitcoin block existence check
- https://blockstream.info/api/block/960327