The Introduction

Recording by Charlie Haden.

Recording identifiers

ISRC
USMC17347519
CopyrightID (CopyrightChains transaction hash)
0x758c1505be2172e8cb671d748d70f57289d9eb9233583715164ea2a4cc131cf3
Copyright registration time
2026-06-28T02:50:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T16:51:38Z
Bitcoin block
956375
Canonical record hash
sha256:d55587165ce0ef1c4bd421358a95fb6909416230384579450d6cd3aedc81d64b

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.