ISRC USASX0506501
Verified recording
USASX0506501 is “Once Upon More Beautiful Days (In Memory of My Parents)” by David Popper,
registered on the CopyrightChains blockchain with CopyrightID
0xa4c84853f04a71ff00b04d18e2deabf92577ca4669c6132e2d06c08ac95f80b5 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USASX0506501.
Recording identifiers
- ISRC
- USASX0506501
- Title
- Once Upon More Beautiful Days (In Memory of My Parents)
- Artist
- David Popper
- CopyrightID (CopyrightChains transaction hash)
0xa4c84853f04a71ff00b04d18e2deabf92577ca4669c6132e2d06c08ac95f80b5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:07fbcfc29c352db3464e69904a61da71782a63412c8282bf131f148e505f5ac7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USASX0506501
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Once Upon More Beautiful Days (In Memory of My Parents) · Machine-readable JSON-LD