Last Call

Recording by Lost Witness.

Recording identifiers

ISRC
NLQ8D2300549
CopyrightID (CopyrightChains transaction hash)
0x7affaee4f9e5f3ed5b6957cf011593b412036818c7b25f5935eca1424af27aab
Copyright registration time
2026-06-20T05:29:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f6eca528c70602e8e479bada4468e3b0a7cf8470da12a4e6f5eb18cf24dbd434

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.