ISRC USIR20400691
Verified recording
USIR20400691 is “Some Say” by Sum 41,
registered on the CopyrightChains blockchain with CopyrightID
0xf4e74ae344bce9acd36cae79d6f4fa56f05b37a26f31f60f385d2c6fc482192a and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USIR20400691.
Recording identifiers
- ISRC
- USIR20400691
- Title
- Some Say
- Artist
- Sum 41
- CopyrightID (CopyrightChains transaction hash)
0xf4e74ae344bce9acd36cae79d6f4fa56f05b37a26f31f60f385d2c6fc482192a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:4cda2a22b55a96bee2e0de9eff62d4459c9d79857ba63fefecd7239ef77f5c5e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USIR20400691
- Bitcoin block existence check
- https://blockstream.info/api/block/953513