ISRC USSM11203206
Verified recording
USSM11203206 is “David” by Marc Streitenfeld,
registered on the CopyrightChains blockchain with CopyrightID
0x51a823257468523deb9c44ae6c0797018a859592f649548abea70f4d1db57f9b and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11203206.
Recording identifiers
- ISRC
- USSM11203206
- Title
- David
- Artist
- Marc Streitenfeld
- CopyrightID (CopyrightChains transaction hash)
0x51a823257468523deb9c44ae6c0797018a859592f649548abea70f4d1db57f9b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:a0ba86cd30ab741a0af9c9d3c6e2f98c682478b3ddb80702f7251efc564458df- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11203206
- Bitcoin block existence check
- https://blockstream.info/api/block/953520