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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 ₱28.8M contract to W SQUARE TRADING AND CONSTRUCTIONNational agencies

Transaction hash:
4a766b72cc2b2d6dbb0956ff4a1bae6745fca4e35754f164e419ed7e5d5ed710
Status:
Included and unchanged
Block:
#3,928 2,085 blocks after it
Position in block:
Transaction 56 of 197
Award day:
Nov 5, 2019 (7 yrs 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 #3,928 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 2019 LP", i.e. the FY2019 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 W SQUARE TRADING AND CONSTRUCTION on 2019-11-05.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19K00404: 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 2020-03-28). 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   4a766b72cc…5ed710now      …
  2. 2. Block Merkle root changed
    stored   e718f2c74d…35073anow      …
  3. 3. Block #3928 hash changed
    stored   2cc737abd9…500663now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 196 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4a766b72cc2b2d6dbb0956ff4a1bae6745fca4e35754f164e419ed7e5d5ed710
  2. 01 R 4bc1f9002fe3caf53fc3ccbff8efe1f119044326930506ec0e58e590767fc37f
  3. 02 R ea06b1a62824ffa309435cc8bb6a626794ec40795c1cf21426cbb044f851e9e5
  4. 03 R f60007c9d0f98cce34e9536ba9743f4808a7e41a4361165f5002d0e61928de55
  5. 04 L 5a29b3e5e1871af1cb04ad7294bbc451f77b0d85173be8f32605e10453846af7
  6. 05 L e353b4724eb83283728fd5de47b95a02da5a2789772df52cd3b73ac11270c1c4
  7. 06 L 466c0d55f59905d5590bf8bb9d8a2d503363a03313d2235a98bc9959245ff28b
  8. 07 R 0bd3209d6a5b07a5420e86d4cfc2cd15d9ff7ae98a78b6bca4e4cabe01865a25
  9. 08 R ea22a79d1cf02b6fdda001810647120ccd7c49dbfc86127ee3c401e5e553ddfc
  10. root  e718f2c74dcfcc92a2717f3ccfff3acd41d547e2d3d27624da08e8a3db35073a