Pittsburgh (Acoustic)

Recording by William Fitzsimmons.

Recording identifiers

ISRC
DEQ121534519
CopyrightID (CopyrightChains transaction hash)
0xa020619b74800437ddc7fcb503cc33a45e006e583df02a6cde4e40f8f43d77d8
Copyright registration time
2026-06-28T05:34:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T16:51:38Z
Bitcoin block
956375
Canonical record hash
sha256:695f9f23d3c51a7fe20f51738acc4cc1fb8af4fc88e7242460c05e3a27c202b3

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.