Airmail Special

Recording by David Grisman.

Recording identifiers

ISRC
USAD49900008
CopyrightID (CopyrightChains transaction hash)
0x00f4ca9a8ccdf828fbf29e690b74b977ab7c9d557e7a47d6b0f9e7eb1af84b16
Copyright registration time
2026-07-07T04:22:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:86a0e8ceea66d57767d9562b4acb0443a1ec96a0810113afb7973a47cb4fe6f8

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.