ISRC DEB331126802
Verified recording
DEB331126802 is “The Wonderful Widow Of Eighteen Springs” by John Cage,
registered on the CopyrightChains blockchain with CopyrightID
0x7518a0fafc5810da823f85b626897039c3e3b70ab2f738257a2f8e41d0a1e6ad and independently timestamped
in Bitcoin block 960236 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB331126802.
Recording identifiers
- ISRC
- DEB331126802
- Title
- The Wonderful Widow Of Eighteen Springs
- Artist
- John Cage
- CopyrightID (CopyrightChains transaction hash)
0x7518a0fafc5810da823f85b626897039c3e3b70ab2f738257a2f8e41d0a1e6ad
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:37:10+00:00
- Bitcoin block
- 960236
- Canonical record hash
sha256:7d6c6eaff91f798949c51a4ec906dce731f264b36391b4c746e3617d96abd991- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB331126802
- Bitcoin block existence check
- https://blockstream.info/api/block/960236
Full record
Track page: The Wonderful Widow Of Eighteen Springs · Machine-readable JSON-LD