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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 - ISABELA 2ND DEO Award a ₱12.3M contract to CHU SAN CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
52f050ebd4fab22994db514b02bdd1580d3c9bf034bf446c584fcbb23cafb540
Status:
Included and unchanged
Block:
#5,607 406 blocks after it
Position in block:
Transaction 129 of 417
Award day:
Aug 30, 2024 (2 yrs 2 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 #5,607 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 "Outside Infra - GAA 2024 DepEd BEFF", i.e. the FY2024 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 - ISABELA 2ND DEO awarded it to CHU SAN CONSTRUCTION AND SUPPLY on 2024-08-30.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 24BF0119: 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 2025-04-21). 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   52f050ebd4…afb540now      …
  2. 2. Block Merkle root changed
    stored   97bf038445…aa4942now      …
  3. 3. Block #5607 hash changed
    stored   9093789c5f…80d449now      …
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 416 records. Each step hashes the current value together with the sibling shown.

  1. leaf  52f050ebd4fab22994db514b02bdd1580d3c9bf034bf446c584fcbb23cafb540
  2. 01 L 5254eccc3b0f1ba8b69e03a9434e8ce10f3521fd8d9a146084bc44f357842a2a
  3. 02 R 5cdee6b75bd26fec5df5dadf783c9cb11a75366be0fdc9b40bcded324cce30a8
  4. 03 R 782d7bb8f0d508538c01d86b1df6a60e3ed80c88797ec4ad4361dd1ead0b97af
  5. 04 R 09b4262a9b1cb1f35f1d2703467d6413ee5ba36082622486bc6f70cd7b655af5
  6. 05 R f339f39c96b9cc80d8338d6a5c0e2c033275e813e8500f43e3b0331db56fb413
  7. 06 R eb7f28aea994ed4f9dd662c67ccafab80324b968c7b4c2027f04e1241760937e
  8. 07 R 9a10385bb248f151c773facefda1c92cc6491bd952ec4a7939ee9a1e4ef4cc29
  9. 08 L 4a0283b79398cfdf9e19ffce7ead75cc8a0ee4f3d64f7acdbe450486ed0bad17
  10. 09 R 185c2c55751c024d4ad96b77a250bd5f81a0f42845698c679aba28e3b1769575
  11. root  97bf03844544bc2ae2b3eef0d6b22dc977d4f319a143839df8da211a98aa4942