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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 - SIQUIJOR DEO Award a ₱18.2M contract to NALE CONSTRUCTIONNational agencies

Transaction hash:
a5b01bc53815bb4e119774f0fb67e3dac5e43d441a6cfad4207ec5c0c799f1c1
Status:
Included and unchanged
Block:
#3,792 2,221 blocks after it
Position in block:
Transaction 115 of 190
Award day:
Jun 17, 2019 (7 yrs 4 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 #3,792 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 CSSP", 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 - SIQUIJOR DEO awarded it to NALE CONSTRUCTION on 2019-06-17.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19HM0008: 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 2019-11-22). 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   a5b01bc538…99f1c1now      …
  2. 2. Block Merkle root changed
    stored   85a2b81782…eff4fcnow      …
  3. 3. Block #3792 hash changed
    stored   883595a33b…e33842now      …
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 189 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a5b01bc53815bb4e119774f0fb67e3dac5e43d441a6cfad4207ec5c0c799f1c1
  2. 01 L a393bb6cf96943e9e4a05a650a4071b19a3a56228930f85dc3d38274da923c3b
  3. 02 L a3b2ae25f5a959818d0de3d04ac61123061b480694f50eb6b40032cbcc36db36
  4. 03 R c3a99e78f8a204db56794f47739a882086cfc4dd62662bb9c4ac81e74c53c825
  5. 04 R 85cbbb909e3119da99b683c21d32e007fe386f7974e1aa8470d9f0200a3a5d03
  6. 05 L e4d8d1e9351a9da8a9d57397ff033117b6a95b192e1067bf79e884fa1fdc9590
  7. 06 L cb0bce9aedd21546530344e6a84ea248f70230e2bde0284f656c560bcdf28aad
  8. 07 L e5f386f32ef261ef126b05d4afa6e749e0623dcbaad0cccdccbabffe576fa89e
  9. 08 R 574fd5cf53e092f4addf2bef3dd1ab20222678e2d5b46358a2cd9f126550c906
  10. root  85a2b81782ac9aaf219e5441b9188a2757c363ff429cab082f7fc34c6beff4fc