Sunflower

Recording by Tallgrass Chamber Choir.

Recording identifiers

ISRC
USHM92488857
CopyrightID (CopyrightChains transaction hash)
0xced5e73e897c251e5203f400da67944cb631a8ed884a2e69c41285ffa3cdc8fe
Copyright registration time
2026-07-31T04:27:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T05:17:02Z
Bitcoin block
960348
Canonical record hash
sha256:c474db389f89f18257987e1bc1c05f95151b2378e6e503b91231e302565e148e

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.