---
title: "Blacklist Tracker Changelog"
canonical: "https://pharos.watch/methodology/blacklist-tracker-changelog/archive/v1/"
description: "Blacklist Tracker Changelog - Pharos methodology version history."
---

# Blacklist Tracker Changelog

[All versions](https://pharos.watch/methodology/blacklist-tracker-changelog/)

<a id="changelog-v-1-2"></a>

## v1.2 - Coverage expansion: USDT0 and gold contract families

**Effective:** 2026-02-11

Expanded event coverage beyond legacy USDT/USDC patterns and fixed multiple cross-chain parsing mismatches.

- Added USDT0 event signatures and indexed-address parsing for upgraded Tether contracts
- Added PAXG and XAUT contract/event support with contract-specific mappings
- Per-contract decimals and Tron `0x -> 41` address normalization improved amount fidelity

Origin: Reconstructed from git commit history

Commits: `b257569`, `9281531`, `eeb92e9`, `2fd5065`, `29a4759`

<a id="changelog-v-1-1"></a>

## v1.1 - Ingestion-time enrichment and backfill foundation

**Effective:** 2026-02-11

Blacklist rows began storing balance context during ingestion, with a companion path for retroactive recovery of missing amounts.

- Blacklist/unblacklist rows are enriched with token balances before insert
- Backfill pipeline introduced for historical rows missing amount values
- Set groundwork for later destroy-event amount recovery hardening

Origin: Reconstructed from git commit history

Commits: `1dec7aa`

<a id="changelog-v-1-0"></a>

## v1.0 - Initial Blacklist Tracker release

**Effective:** 2026-02-09

Launched multi-chain blacklist event ingestion, persistence schema, public API, and dashboard surface.

- Initial incremental EVM + Tron event sync for major fiat-backed stablecoins
- Introduced `blacklist_events` and `blacklist_sync_state` tables
- Exposed tracker data through `/api/blacklist` and frontend event views

Origin: Reconstructed from git commit history

Commits: `093c11e`, `ea9dbab`, `5158601`, `ac0d823`