ISRC QMBZ91639448
Verified recording
QMBZ91639448 is “Early Autumn” by Cedar Walton,
registered on the CopyrightChains blockchain with CopyrightID
0x71df7c32e98273a7d33a1bf26d9ea6e7c881127b3bbe2dfdd2b6975785761915 and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91639448.
Recording identifiers
- ISRC
- QMBZ91639448
- Title
- Early Autumn
- Artist
- Cedar Walton
- CopyrightID (CopyrightChains transaction hash)
0x71df7c32e98273a7d33a1bf26d9ea6e7c881127b3bbe2dfdd2b6975785761915
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:e728bc3bdfce8a5d279813ab202744c17d2469eb5c1fb0e92e7cad86c2a7d3d2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91639448
- Bitcoin block existence check
- https://blockstream.info/api/block/960144