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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 ₱9.4M contract to RED MATRIX BUILDERS AND TRADINGNational agencies

Transaction hash:
e11f90bf46ee67e7ff94eed01be9a4b664123e4d8020d9d91a7d76405e3d8e77
Status:
Included and unchanged
Block:
#4,583 1,430 blocks after it
Position in block:
Transaction 181 of 203
Award day:
Sep 29, 2021 (5 yrs 1 mo ago)
Value:
₱9,397,422.38
Project:
Contract ID No. 21OB0284-Name of Contract Repa

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 #4,583 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 2021 LP", i.e. the FY2021 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 RED MATRIX BUILDERS AND TRADING on 2021-09-29.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21OB0284: 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 2021-11-17). 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   e11f90bf46…3d8e77now      …
  2. 2. Block Merkle root changed
    stored   9f9b46a3d3…a3ef0enow      …
  3. 3. Block #4583 hash changed
    stored   2bf54c7930…a50474now      …
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 202 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e11f90bf46ee67e7ff94eed01be9a4b664123e4d8020d9d91a7d76405e3d8e77
  2. 01 L e0f9b6a019833a993d1e8b16b49fa24594f27e8df4dde8eb97067bd5ce5a8679
  3. 02 R 980d1e611112238f935503b9a00b00d2367b493086075871242710ffb29fa219
  4. 03 L 6184e92bcb3377c67cb57f91452810673652e79132b34df77c31a8f75c7cf96e
  5. 04 R 644b8cc01e53c1f275d1db505b4800f7bb07cb6c16b55f8078fb371a6de7dc38
  6. 05 L 82efe07d16f940166884ebc0dac879549bc301cf2a9576cb4a2c4912ca4836b2
  7. 06 L ea05705ad14bf3d79c8656b0a2e228109a0b1944b2876f90b28eefd02277248a
  8. 07 R d859ec391c645228a95372abeeea4891b28020cc7dfc147edcd9f74a61a052f8
  9. 08 L fe44acdce9f4efd349286028ebe44f69fb6b91f824d24f6cc91c0f525dcdfb1a
  10. root  9f9b46a3d3261b362982c6dfb7286c147aa7baf0ce6596104ece614c23a3ef0e