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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 - NEGROS ORIENTAL 1S Award a ₱9.7M contract to KOUKEN CONSTRUCTIONNational agencies

Transaction hash:
2dcf64e26293bb38f7b1cb3574d6bc1aff442695b1bd2b1d6cda83bbe679a58c
Status:
Included and unchanged
Block:
#5,047 966 blocks after it
Position in block:
Transaction 46 of 308
Award day:
Jan 25, 2023 (3 yrs 9 mo ago)
Value:
₱9,701,674.35
Project:
CONSTRUCTION PROJECTS

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 #5,047 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 2023 CSSP", i.e. the FY2023 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 - NEGROS ORIENTAL 1S awarded it to KOUKEN CONSTRUCTION on 2023-01-25.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 23HJ0001: 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 2023-06-03). 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   2dcf64e262…79a58cnow      …
  2. 2. Block Merkle root changed
    stored   f16ef7444b…e4f7e0now      …
  3. 3. Block #5047 hash changed
    stored   75e5784181…72b3ebnow      …
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 307 records. Each step hashes the current value together with the sibling shown.

  1. leaf  2dcf64e26293bb38f7b1cb3574d6bc1aff442695b1bd2b1d6cda83bbe679a58c
  2. 01 R 2efa8a4ea99bdabb8c1df57c3837286c5144ebe391e649d303f4db1b3660b95b
  3. 02 L 07924804830293042d08bf46e3851e0007c1e4d3346ce3761ce1b6443fe2f947
  4. 03 L ba3ed8691922a9a2264d4e1a63b7650cf8f3f736cd74c0e979fda01fa3e4fdfc
  5. 04 L 1dfd8b653808ff84c8a0f41da8bfd876cb4d1d584135d6592352d853a7add8f7
  6. 05 R e62ff32226c0bbec0f2529aa6176265e037bbf121130b902aa7b46c411ba3a9f
  7. 06 L ffdf3a58ec45adc537e0c03873fc60e6a97e5d452798ab861ecaf36308cd5abc
  8. 07 R 138ecf039d9139f775b649e3a2a949d196b4e1385d8044c921e49f2e4be6c138
  9. 08 R e469015a8dcf80da6a08cc767d19047992fe67034142d65122cdb216e00a2066
  10. 09 R e0f43b2b92f0e4adae1582bb63a707fe42078fc7e6cb8bbc245218b0c14571bb
  11. root  f16ef7444bab4ee3cbd9f03cb4fb96cfa7b6f94cb9b0b2e1ead727a47de4f7e0