ISRC USL4Q1904264
Verified recording
USL4Q1904264 is “Michelle Came Last Dad” by David Hirschfelder,
registered on the CopyrightChains blockchain with CopyrightID
0x85f5cc4d088f0f2a32a99c007cbc57dfaab23ba94f785bdd95325fa4c8623f45 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q1904264.
Recording identifiers
- ISRC
- USL4Q1904264
- Title
- Michelle Came Last Dad
- Artist
- David Hirschfelder
- CopyrightID (CopyrightChains transaction hash)
0x85f5cc4d088f0f2a32a99c007cbc57dfaab23ba94f785bdd95325fa4c8623f45
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:d45f770962b4a9426df5200ee867fcf4608d15d9e220b4e8eb4f3f8d9faf51ff- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q1904264
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Michelle Came Last Dad · Machine-readable JSON-LD