21 Gramos

Recording identifiers

ISRC

US7VG1841795

CopyrightID (CopyrightChains transaction hash)

0x99a84513979963e9d2c4ee93d8cb0a78cf62aebe50cec241d29501902e3f36f5

Copyright registration time

2026-06-27T11:27:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T03:55:08Z

Bitcoin block

956304

Canonical record hash

sha256:63e5509d5834451c9512585c2026b1233977135149eb5a494c5688fc6090015c

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.