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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 - METRO MANILA 1ST E Award a ₱45.8M contract to STAR WILLIAM CONSTRUCTIONNational agencies

Transaction hash:
74a3d25e0eb599158d3c4e7b63623f2c4ca624d307a4575d3df2994ab03b32e7
Status:
Included and unchanged
Block:
#4,283 1,730 blocks after it
Position in block:
Transaction 190 of 428
Award day:
Nov 17, 2020 (5 yrs 11 mo ago)
Value:
₱45,818,800.54
Project:
Contract ID No. 20OB0388 Contract Name Construct

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 #4,283 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 2020 OO-2", i.e. the FY2020 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 - METRO MANILA 1ST E awarded it to STAR WILLIAM CONSTRUCTION on 2020-11-17.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20OB0388: 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 2021-07-07). 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   74a3d25e0e…3b32e7now      …
  2. 2. Block Merkle root changed
    stored   2247718032…073a83now      …
  3. 3. Block #4283 hash changed
    stored   4a92d99218…ab86dfnow      …
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 427 records. Each step hashes the current value together with the sibling shown.

  1. leaf  74a3d25e0eb599158d3c4e7b63623f2c4ca624d307a4575d3df2994ab03b32e7
  2. 01 R 75e30d7abd226810b2800f04f1e5275bea0f4177735bba0fcb0ad2c754b0e642
  3. 02 L 004f9a72e618794a5f0349810c948401a0af82ee3d32c54eaabbd76c9be3322a
  4. 03 L 8dc9b325fcb679ddb6fab9d7c3f799944981a8ccf746b93b8eef885a5ffed834
  5. 04 L 44e6acb4d141f2a0d3a964aa9e299dd2d872fd9304be0a3e1238b4bb19c1c420
  6. 05 L 7c69fbb59d7153e57e0205f6dc72d4d5bd7cb7122e7dc4a275d79bbd7463fb9d
  7. 06 L 2a8596eb068f3304972fe70bde06af9d365f6876ad8c729d0ad078811e06e764
  8. 07 R f5db3d0f4f86d9f2eabc18b7986ec764e0378e5b789e385b923732ad433b1749
  9. 08 L 005134441ecde0cfb642a567db8176dc6a5cae8981347539618691311d9f30c1
  10. 09 R 80e472de09c087f762a98702b22c9991ace4535322d12091bf1dc638df3eebb0
  11. root  2247718032f1eb252ec858113ed4f42e8287748622183f37683495b2a1073a83