ISRC US3DF2138967
Verified recording
US3DF2138967 is “707 Kilos” by El As De La Sierra,
registered on the CopyrightChains blockchain with CopyrightID
0xe55061df396a84a925da931e84ef0498b7bcefcb13bf5ed3ec68c7e3b6d5e0a4 and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3DF2138967.
Recording identifiers
- ISRC
- US3DF2138967
- Title
- 707 Kilos
- Artist
- El As De La Sierra
- CopyrightID (CopyrightChains transaction hash)
0xe55061df396a84a925da931e84ef0498b7bcefcb13bf5ed3ec68c7e3b6d5e0a4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:6408fb9f3145d494637b67b6be0e0198f5e2ce8b3bb2a072c209907c2adab55c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3DF2138967
- Bitcoin block existence check
- https://blockstream.info/api/block/960220