ISRC USSM10900326

Verified recording

USSM10900326 is “Symphony No. 7 in E Minor: II. Nachtmusik. Allegro moderato” by Gustav Mahler, registered on the CopyrightChains blockchain with CopyrightID 0xbaeb38b266e08693271faed15b2a433d60db301f56aeaa459ef908f149436cc0 and independently timestamped in Bitcoin block 956856 on 2026-07-06. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10900326.

Recording identifiers

ISRC
USSM10900326
Title
Symphony No. 7 in E Minor: II. Nachtmusik. Allegro moderato
Artist
Gustav Mahler
CopyrightID (CopyrightChains transaction hash)
0xbaeb38b266e08693271faed15b2a433d60db301f56aeaa459ef908f149436cc0

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-06T01:25:57+00:00
Bitcoin block
956856
Canonical record hash
sha256:abc880b370360d49503536f407bb016cd072516a867d21115ec4a69e9c6c19f1
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10900326
Bitcoin block existence check
https://blockstream.info/api/block/956856

Full record

Track page: Symphony No. 7 in E Minor: II. Nachtmusik. Allegro moderato · Machine-readable JSON-LD