ISRC DEFR12400040
Verified recording
DEFR12400040 is “The Weight” by Krissy Matthews,
registered on the CopyrightChains blockchain with CopyrightID
0x8a6b0bb3ea5c87d009b951e416c97d44d14fd956fd2abfe8556c0abab6538685 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/DEFR12400040.
Recording identifiers
- ISRC
- DEFR12400040
- Title
- The Weight
- Artist
- Krissy Matthews
- CopyrightID (CopyrightChains transaction hash)
0x8a6b0bb3ea5c87d009b951e416c97d44d14fd956fd2abfe8556c0abab6538685
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:3e1dfe283ebfd1bdb18d6d959339b4f4df43d48f03aa17f35699d7a8e891f000- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEFR12400040
- Bitcoin block existence check
- https://blockstream.info/api/block/960144