ISRC US3DF2439574

Verified recording

US3DF2439574 is “firefly” by fosse, registered on the CopyrightChains blockchain with CopyrightID 0x94dbf1e14fc53be7c8bd41776fa99d8c37714f33ffb539ac35a7c5b37675957e and independently timestamped in Bitcoin block 960138 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3DF2439574.

Recording identifiers

ISRC
US3DF2439574
Title
firefly
Artist
fosse
CopyrightID (CopyrightChains transaction hash)
0x94dbf1e14fc53be7c8bd41776fa99d8c37714f33ffb539ac35a7c5b37675957e

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34+00:00
Bitcoin block
960138
Canonical record hash
sha256:6659c00156bf016d1e11dd77099c713758a4be9de78703a34068549442f6e14f
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3DF2439574
Bitcoin block existence check
https://blockstream.info/api/block/960138

Full record

Track page: firefly · Machine-readable JSON-LD