Work Song (I Can Still Sing)

Recording by Cris Jacobs.

Recording identifiers

ISRC
QMFMG2341007
CopyrightID (CopyrightChains transaction hash)
0xacef587fff4fe55cf62d938320b98c99697182db72cab022aa35f42cfdb7688a
Copyright registration time
2026-06-10T16:25:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:7f083a3c253a0dd18db2a1371d4e5ac5207c9d763384a7578da43db2f886fbb8

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.