ISRC NLN580910143
Verified recording
NLN580910143 is “Impromptu” by Germaine Tailleferre,
registered on the CopyrightChains blockchain with CopyrightID
0x85a2790b58bf46043e5a9439c88bfd42f5071f41d9181d76e95f7d299170e317 and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLN580910143.
Recording identifiers
- ISRC
- NLN580910143
- Title
- Impromptu
- Artist
- Germaine Tailleferre
- CopyrightID (CopyrightChains transaction hash)
0x85a2790b58bf46043e5a9439c88bfd42f5071f41d9181d76e95f7d299170e317
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:58f1a7dda169036878a873608c1c15ddd06d0d858f6e3f7731026d1eca71ee1b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLN580910143
- Bitcoin block existence check
- https://blockstream.info/api/block/960144