Sack O' Woe

Recording by The Howard Roberts Quartet.

Recording identifiers

ISRC
USCA21002377
CopyrightID (CopyrightChains transaction hash)
0x01968ccdcd5374d4f466639e2d0cf26e356bb1af9d005b57154605af6d43d6e0
Copyright registration time
2026-07-06T18:57:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:2ecbcb8257fdd35c75c7d7f94cf5d3d49beaf330880f3b62c759e17b5fbb4f19

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.