13 welcome

Recording by Zbig.

Recording identifiers

ISRC
TCAHM2300981
CopyrightID (CopyrightChains transaction hash)
0xc4e148bf123d0b2bd5bac08f81e4e0cac28051824b60f1cc462767a57b417c26
Copyright registration time
2026-06-07T15:32:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:b985a67eea3f1104b2b6e2fa0988d204fceeb542d86131d765f27aa245c0d7f3

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.