ISRC USSM11505548
Verified recording
USSM11505548 is “The People United Will Never Be Defeated! - 36 Variations on ¡El pueblo unido jamás será vencido!: Var. 21 - Relentless, uncompromising” by Frederic Rzewski,
registered on the CopyrightChains blockchain with CopyrightID
0x292985a7a7f7001248e7ea01b7a8c33de5736ee82907995d83b59eee2a73708c and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11505548.
Recording identifiers
- ISRC
- USSM11505548
- Title
- The People United Will Never Be Defeated! - 36 Variations on ¡El pueblo unido jamás será vencido!: Var. 21 - Relentless, uncompromising
- Artist
- Frederic Rzewski
- CopyrightID (CopyrightChains transaction hash)
0x292985a7a7f7001248e7ea01b7a8c33de5736ee82907995d83b59eee2a73708c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:eb5a0c0ff3e6a071b801ce3a409f5983551c9984ea1bc1eddd366cb778f412e1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11505548
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: The People United Will Never Be Defeated! - 36 Variations on ¡El pueblo unido jamás será vencido!: Var. 21 - Relentless, uncompromising · Machine-readable JSON-LD