ISRC USHM19718701
Verified recording
USHM19718701 is “Litany for the Whale (Two Voices)” by John Cage,
registered on the CopyrightChains blockchain with CopyrightID
0x16feacd78aab333e9e74a97ee85f92ae651c14cbcc426573b774f7f490809258 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/USHM19718701.
Recording identifiers
- ISRC
- USHM19718701
- Title
- Litany for the Whale (Two Voices)
- Artist
- John Cage
- CopyrightID (CopyrightChains transaction hash)
0x16feacd78aab333e9e74a97ee85f92ae651c14cbcc426573b774f7f490809258
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:76bef0a004e69f9d886b16ac9ce06f0f3fe7de400cc1458eebe9f556ec115d22- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM19718701
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Litany for the Whale (Two Voices) · Machine-readable JSON-LD