ISRC ITDQ71451839
Verified recording
ITDQ71451839 is “Old Folks at Home (arr. J. Heifetz for violin and piano)” by Jascha Heifetz,
registered on the CopyrightChains blockchain with CopyrightID
0x7037573f7cc3680d4e063e9207133e6ec7035f8f5ba16887ce18d8260d02ffd8 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/ITDQ71451839.
Recording identifiers
- ISRC
- ITDQ71451839
- Title
- Old Folks at Home (arr. J. Heifetz for violin and piano)
- Artist
- Jascha Heifetz
- CopyrightID (CopyrightChains transaction hash)
0x7037573f7cc3680d4e063e9207133e6ec7035f8f5ba16887ce18d8260d02ffd8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2ca8a6a44c8e365cf6a780da9585d220b3b72017eeb2f902e86a78307b14b60e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITDQ71451839
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Old Folks at Home (arr. J. Heifetz for violin and piano) · Machine-readable JSON-LD