ISRC NL1LE1900133
Verified recording
NL1LE1900133 is “Schoolgrounds” by Sleepy Fish,
registered on the CopyrightChains blockchain with CopyrightID
0x6e8fa464b205048badf6e61876f4124678b0e0e7a78672f0299620cb2ead28ef and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NL1LE1900133.
Recording identifiers
- ISRC
- NL1LE1900133
- Title
- Schoolgrounds
- Artist
- Sleepy Fish
- CopyrightID (CopyrightChains transaction hash)
0x6e8fa464b205048badf6e61876f4124678b0e0e7a78672f0299620cb2ead28ef
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:bb256ddd996676695948bda3c2587870660105d2fe85cfc1e0d34a06591d9915- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NL1LE1900133
- Bitcoin block existence check
- https://blockstream.info/api/block/953515