Office Ambience

Recording by Lost & Sound.

Recording identifiers

ISRC
TCAEW2095435
CopyrightID (CopyrightChains transaction hash)
0xab01ab5fdfee192ab0fcf30fbc3345a90cff390cd26a199d11cb99f8771620c1
Copyright registration time
2026-06-23T23:59:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:dc8ece2cb1f319086ec66131058c16ad1a7504c12aa3bfab8b389a1a48ac2d9b

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.