In Tall Buildings

Recording by John Hartford.

Recording identifiers

ISRC
USFF28002803
CopyrightID (CopyrightChains transaction hash)
0x50f03569c59e14c237c73dd7c3a11412915628c7476d04411b32c9f435db300b
Copyright registration time
2026-06-09T16:40:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:ae9278f61dd2143a2ea49848f7a3abbcbb3da32a404da009bdf903fd4a5166d0

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.