ISRC ITDQ71451832

Verified recording

ITDQ71451832 is “Estrellita (arr. J. Heifetz for violin and piano)” by Jascha Heifetz, registered on the CopyrightChains blockchain with CopyrightID 0x07b87f8ce4bf1286f2c839e48d602003f6ea57ac6184d34bbcd184261688f602 and independently timestamped in Bitcoin block 957043 on 2026-07-07. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITDQ71451832.

Recording identifiers

ISRC
ITDQ71451832
Title
Estrellita (arr. J. Heifetz for violin and piano)
Artist
Jascha Heifetz
CopyrightID (CopyrightChains transaction hash)
0x07b87f8ce4bf1286f2c839e48d602003f6ea57ac6184d34bbcd184261688f602

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-07T13:52:39+00:00
Bitcoin block
957043
Canonical record hash
sha256:51c48dea0cf46008585e9fabb955bf78895e6ae2ca0ce7a5a708e4a8e097f4ae
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITDQ71451832
Bitcoin block existence check
https://blockstream.info/api/block/957043

Full record

Track page: Estrellita (arr. J. Heifetz for violin and piano) · Machine-readable JSON-LD