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FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

CITY OF CALAMBA, LAGUNA Award a ₱3.7M contract to MADSAM ENTERPRISESCities

Transaction hash:
cd549d4d1917e150f67419c0fc24739e58ce83cbb10d575a6ec9ad589555d42e
Status:
Included and unchanged
Block:
#5,055 958 blocks after it
Position in block:
Transaction 251 of 315
Award day:
Feb 2, 2023 (3 yrs 9 mo ago)
Value:
₱3,652,949.70
Project:
4-Storey, 16-Classrooms School Building

Accountability

Bill Sec. 3 and 19
Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,055 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    The award does not say which budget line pays for it.
    Not published
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    CITY OF CALAMBA, LAGUNA awarded it to MADSAM ENTERPRISES on 2023-02-02.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    COA's CY2024 audit of City of Calamba gave a "qualified" opinion on its financial statements (not specific to this contract).
    Partly

1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   cd549d4d19…55d42enow      …
  2. 2. Block Merkle root changed
    stored   267a15b91d…d243b1now      …
  3. 3. Block #5055 hash changed
    stored   458527495f…417ce4now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 314 records. Each step hashes the current value together with the sibling shown.

  1. leaf  cd549d4d1917e150f67419c0fc24739e58ce83cbb10d575a6ec9ad589555d42e
  2. 01 L cd52e59be18d73ee5bb768e98279348968af1175baac853dc07826071f601f8d
  3. 02 L 984579f8e16f307b7c6f23a1a2746190a5a7e170db2660385121627b87fd2c28
  4. 03 R d97f886d767982ae54d51bf890b142379d95ae9f0198397551e907917ef09d1e
  5. 04 L 794374d8551bc383df2aa095dcd6c9171f4b57eb6ed305a9fa21b9073015cc31
  6. 05 L 57245e33774c90e201c4dcfb31f1eb100313ce4f754c91ddef4019fb27868ff1
  7. 06 L e786af2dfea7ec67197752b73d59edad509dbe53689993ac199773d312901e59
  8. 07 L 73e4717f4324164a9e0e07a451f054629c3cc60e5c1eea5964950eb1d2b8ee5e
  9. 08 L 45a33cbd85137c06151518c8b23c657a0870842279774f317d64670c8694dfd2
  10. 09 R a9e186b69df5b4492f8d8b30da4c12805dafe998889a4b1f1d71a78cda7c9083
  11. root  267a15b91d832bb9e696d2ba671b4fd6175442b8affcedd70860928f16d243b1