This section records structural, governance, and documentation changes.
It does not include commentary.
All entries must reference:
• Block number
• Transaction hash
• Governance proposal (if applicable)
Where:
MAJOR → Architectural or upgrade change
MINOR → Parameter or governance change
PATCH → Documentation update
v1.0.0 — Initial Release
Date: YYYY-MM-DD
Scope: Documentation Baseline
Contracts Affected:
RecyclingEngine (Polygon)
SponsorshipLedger (Polygon)
RecycleAssetRegistry (Polygon)
Upgradeability State:
Owner-controlled execution contracts.
Fund owned by Timelock.
v1.1.0 — Ownership Transfer
Date: YYYY-MM-DD
Scope: Governance Hardening
Contracts Affected:
RecyclingEngine (Polygon)
SponsorshipLedger (Polygon)
Action:
Ownership transferred to Timelock.
Transaction:
0x…
Block:
XXXXXXX
v1.2.0 — Parameter Adjustment
Date: YYYY-MM-DD
Scope: Weight Pricing Update
Contract: RecyclingEngine (Polygon)
Updated Parameters:
linearGrowthSlopeWeiPerDay
Governance Proposal: #X
Executed Block: XXXXXXX
v1.2.1 — Documentation Update
Date: YYYY-MM-DD
Scope: Clarified Fee Flow Topology
Contracts Affected: None
For governance changes:
Include:
• Proposal ID
• Snapshot block
• Execution block
• Timelock delay
Integrity Rules
Change Log must:
• Never delete historical entries
• Never modify past records
• Append only
Each version must correspond to verifiable on-chain event.
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