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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 - REGION X Award a ₱27.3M contract to WDM CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:
f1d1ae46520f1fa0d65dfd3df91cb0f1e7235d58d297d11b2abbc58710f567cb
Status:
Included and unchanged
Block:
#2,626 3,387 blocks after it
Position in block:
Transaction 282 of 293
Award day:
Jan 4, 2016 (10 yrs 10 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 #2,626 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 2016 MFO-1", i.e. the FY2016 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 - REGION X awarded it to WDM CONSTRUCTION AND SUPPLIES on 2016-01-04.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 15K00156: 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 2017-02-22). 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   f1d1ae4652…f567cbnow      …
  2. 2. Block Merkle root changed
    stored   38163ff808…687281now      …
  3. 3. Block #2626 hash changed
    stored   9e5fde3cc6…2c8fa4now      …
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 292 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f1d1ae46520f1fa0d65dfd3df91cb0f1e7235d58d297d11b2abbc58710f567cb
  2. 01 R f2991d6cb8aa7017a3a7d1a2f904d95caf5ecd9f4e9f9d479c41408d3cad860c
  3. 02 L 67e8db143cfbde1a7c3913c9d6acc411eec9e11e74aa5892d72bc7f354fb140e
  4. 03 R be9f7e75a6dd37d7b898aabcaaa75d5a0df195e1b80e8a6eb1453f1ac453f441
  5. 04 L e6a0368d7af2d59abf7ef29d15139e4b9f2765194107b59f5181719c6ebb56fe
  6. 05 L 90e5d3af8c548311105784f2ddd9ce2e67b3193cf6a12af75e8551f34761b812
  7. 06 R c568d3ecba0d9005e223cff3c47ed9fbc44fe3813d3e4abab3d705810646298a
  8. 07 R 7032e028259c25d1a870861a54e2e09ec1afb143acde257da693aeeb5f885c54
  9. 08 R 5cba3f61ff86a4575a423b0a420b728298e1734a55ad6ff0310cf986dc43a471
  10. 09 L 620f56b728ae1977f64afca085a17af41005d5bb7621d0e87c6f270b590d2677
  11. root  38163ff80810034a657e102acbb44d72713a2d790b8e3a0e650dacfbd3687281