往日的痕跡

Recording by Jenny Tseng.

Recording identifiers

ISRC
TWAN70620015
CopyrightID (CopyrightChains transaction hash)
0x12b1d8c4c9a5f41bbfe28cb88de404d3baf43a0d0bd71f17e38af7d51c1bb03a
Copyright registration time
2026-07-30T17:58:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T18:23:33Z
Bitcoin block
960291
Canonical record hash
sha256:8bf07225c4f5f342925762573cb84347eac60924227bc96316b850d7641023e9

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.