ISRC USUM72215374
Verified recording
USUM72215374 is “54321” by Offset,
registered on the CopyrightChains blockchain with CopyrightID
0x894b9d742e7f31c24647976b5a79d10f02f09dd684f86d3f4fea7623787d4fc9 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/USUM72215374.
Recording identifiers
- ISRC
- USUM72215374
- Title
- 54321
- Artist
- Offset
- CopyrightID (CopyrightChains transaction hash)
0x894b9d742e7f31c24647976b5a79d10f02f09dd684f86d3f4fea7623787d4fc9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:378c6cb57211ff671a4788f38cc8ac4de09795f6bfc7159e8fee902327f50c34- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72215374
- Bitcoin block existence check
- https://blockstream.info/api/block/953513