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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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LA UNION 2ND ED Award a ₱4.9M contract to E. E. MADAYAG CONSTRUCTIONNational agencies

Transaction hash:
900c40944664432ff0cdceee6d9541634256cfc950a7108fe805111e2561d098
Status:
Included and unchanged
Block:
#5,054 959 blocks after it
Position in block:
Transaction 355 of 649
Award day:
Feb 1, 2023 (3 yrs 9 mo ago)

Accountability

Bill Sec. 3 and 19
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 #5,054 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)
    DPWH lists the funding source as "Regular Infra - GAA 2023 CSSP", i.e. the FY2023 GAA. The exact UACS line is not given.
    Partly
  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)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LA UNION 2ND ED awarded it to E. E. MADAYAG CONSTRUCTION on 2023-02-01.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 23AF0014: Completed, 100% physical progress.
    Found
  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)
    DPWH marks the contract "Completed" (end 2023-05-29). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 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   900c409446…61d098now      …
  2. 2. Block Merkle root changed
    stored   ca300e9590…161a12now      …
  3. 3. Block #5054 hash changed
    stored   0eefb96ca5…b26bc4now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 648 records. Each step hashes the current value together with the sibling shown.

  1. leaf  900c40944664432ff0cdceee6d9541634256cfc950a7108fe805111e2561d098
  2. 01 L 8fc74001175ec43fa6e0a213e675aa1c40f59b94c3f1f000d19d64f5a307a199
  3. 02 L e6cd6dedabfa53f2563b0b99bfa74f81b830825e13744016435570cf4c5bac3b
  4. 03 R 2d45bc44203afb04b347ffed0cca35b6aeb511c2c933d72821b66ff922d56736
  5. 04 R 26ec0e0f357bb73bed0046eff9000b62351e103bb4d0e14e73188a432b4c412d
  6. 05 R 78b922c9bca1c2c3c45eed3543633437e451d69c24ab3b3eddf2f4cf7748d4b2
  7. 06 L 716e3394ef41626ce10e8ba4312f6a662ceb06a85a6c302a04dc4338d1c0e3cb
  8. 07 L b35ebf293b4ab493b14d2ae42d3930bfb6126e232db52562116e219badbaa633
  9. 08 R b4050db24a588d57d7c5445425c554c1f63047d4736c5f72cc23e331aa177ea6
  10. 09 L 3480092beb22ef00d72efd56a085d8102fa1a58e0bdc1a4aaeb07570acfd1364
  11. 10 R c3450c021a381792975add1709afb79adc116c0a286b44107273eef79ce627a2
  12. root  ca300e9590abea0ca272032a52dee6c707cff050ac54e8e2f093336237161a12