ISRC QMA8B2400279
Verified recording
QMA8B2400279 is “Old Friends” by Nils Lofgren,
registered on the CopyrightChains blockchain with CopyrightID
0x807c95dfed07dc0493a3625cc442719156bc4cd0a3e9a1b4f2d836dc3b44f5e3 and independently timestamped
in Bitcoin block 960163 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMA8B2400279.
Recording identifiers
- ISRC
- QMA8B2400279
- Title
- Old Friends
- Artist
- Nils Lofgren
- CopyrightID (CopyrightChains transaction hash)
0x807c95dfed07dc0493a3625cc442719156bc4cd0a3e9a1b4f2d836dc3b44f5e3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T23:20:38+00:00
- Bitcoin block
- 960163
- Canonical record hash
sha256:eb8d89a9cacb48f806f1794ab494e301bb1ee615d730c1d799ac2e47909485a9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMA8B2400279
- Bitcoin block existence check
- https://blockstream.info/api/block/960163