ISRC USHM10439801
Verified recording
USHM10439801 is “Chanson: Rose, liz, printemps, verdure” by Guillaume de Machaut,
registered on the CopyrightChains blockchain with CopyrightID
0x6d9ba03914809177f6cac323f7513056d9851b7711931778deb5fdb1469384e7 and independently timestamped
in Bitcoin block 959107 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM10439801.
Recording identifiers
- ISRC
- USHM10439801
- Title
- Chanson: Rose, liz, printemps, verdure
- Artist
- Guillaume de Machaut
- CopyrightID (CopyrightChains transaction hash)
0x6d9ba03914809177f6cac323f7513056d9851b7711931778deb5fdb1469384e7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T07:19:23+00:00
- Bitcoin block
- 959107
- Canonical record hash
sha256:0572ad0c7b7c5180c7f282b191a39f3a3d0634ad60c1e2d6bb38719d37766699- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM10439801
- Bitcoin block existence check
- https://blockstream.info/api/block/959107
Full record
Track page: Chanson: Rose, liz, printemps, verdure · Machine-readable JSON-LD